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Ryan
Questions and answers by
Ryan
, page 4
Questions (766)
What is a counterexample for the conjecture?
Conjecture: an nunber that is divisible by 2 is also divisible by 4.
1 answer
455 views
m angle R=130 and m angle S=80. Find m angle T. The diagram is not to scale. Hint: draw the diagonals and use propertied of
4 answers
2,139 views
Supply the missing reasons to complete the proof Given: B congruent E and BC congruent to EC Prove: AC congruent to DC
7 answers
7,778 views
write an equation in slope-intercept from of the line through point p(6,7) with slope -2
1 answer
378 views
A triangular playground has angles with measures in the ratio 8 : 7 : 5. What is the measure of the smallest angle
4 answers
2,932 views
If EF = 9x + 14, FG = 56, and EG = 250, find the value of x.
so on a straight line marked E then F in the middle and G on the
2 answers
736 views
I will be using != for not equal
The cancellation law for real numbers is quite obvious: if a,b, and c != 0 are real numbers for
2 answers
591 views
A ball is thrown straight upward and returns
to the thrower’s hand after 2.90 s in the air. A second ball is thrown at an angle
2 answers
933 views
If the work required to stretch a spring 1 ft beyond its natural length is 6 ft-lb, how much work is needed to stretch it 6 in.
1 answer
527 views
An 893 kg car passes over a bump in a road that follows the arc of a circle of radius 14.3 meters.
A) What force does the road
2 answers
723 views
An airplane moves 243 m/s as it travels
around a vertical circular loop which has a radius of 1.2 km. What is the magnitude of
4 answers
829 views
A player makes 42 out of 60 free throws. He is in a one on one situation.What is the probability he will score 0 points? 1
4 answers
418 views
What is the area of a trapezoid with height 5 m and bases 8 m and 1 m?
14 answers
7,672 views
A trapezoid has an area of 166.5 in.², a height of 9 in., and one base measuring 15 in. What is the length of the other base?
15 answers
7,741 views
hello,
can someone please help with the below math question Mr. brooks brought a box of 66 acorns to class. Can he give 3 acorns
7 answers
268 views
At 25°C, Kp 1 10-31 for the following reaction:
N2(g) + O2(g) 2 NO(g) Calculate the concentration of NO, in molecules/cm3, that
4 answers
1,383 views
1) Consider the following substance: V3N5. What is the oxidation number of vanadium and nitrogen?
2) Consider the following
4 answers
1,741 views
What happens in the artificial transmutation of an element? Can you give an example?
2 answers
1,082 views
Alpha, beta particles and gamma rays. How does the atomic number and atomic mass number change when a radioisotope decays to
2 answers
567 views
What is P(-4) given that P(x) = 2x to the fourth power - 3x to the third power + 5x to the 2nd power - 1
1 answer
327 views
What is P(-4) given that P(x) = 2x to the fourth power - 3x to the third power + 5x to the 2nd power - 1?
1 answer
336 views
What is P(-4) given that P(x) = 2x to the fourth power - 3x to the third power + 5x to the 2nd power - 1?
1 answer
325 views
What is P(-4) given that P(x) = 2x to the fourth power - 3x to the third power + 5x to the 2nd power - 1?
1 answer
357 views
what is an equation of a polynomial function that has zeros at -3 and -2?
3 answers
891 views
what is an equation of a polynomial function that has zeros at -3 and -2?
1 answer
387 views
find the imaginary solutions of the equation by factoring. x to the third power - 16x = 0
2 answers
512 views
Classify by degree an by number of terms f(r)= 2r to the second power +5r+7
1 answer
320 views
One angle of an isosceles triangle is 28°. What are the other 2 angles? (Choose all that apply.)
76 degrees and 76 degrees 116
4 answers
2,307 views
A circle with the equation (x + 3)2 + (y - 2)2 = 25 is reflected over the line x = 2.
What is the equation of the image?
4 answers
2,666 views
Suppose the City of Klamath is considering plans to build a dam on the Klamath River. There are currently social benefits to the
1 answer
418 views
Which compound is capable of donating a proton (H+)?
A. Acetic acid B. Sodium hydroxide C. Acetylene D. Pentane E. Cyclohexane
4 answers
442 views
what is the gcf of 35 and 1,715
4 answers
298 views
These are my answers but i want to know if i have the correct ones. There is only one best answer.
A. 2,2-dimethyl butane B.
4 answers
372 views
1. A model of a helicopter rotor has four blades, each 2.50 m in length from the central shaft to the blade tip and is rotated
2 answers
622 views
During June, the receipts and issuances of Material No. A2FO are as follows:
Received June 3 1,100 units @ $15 16 1,700 units@
2 answers
867 views
x^2+y^2=36 is a circle. How can you tell without actually plotting? Where is the center?
3 answers
773 views
A solar heating panel on a roof is used to heat 40 kg of water initially at 22 degress celsius, using the sun, which absorbs 750
2 answers
479 views
(a) What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a speed of 9.62 m/s when going
2 answers
1,072 views
An aqueous solution that 2.10 M in AgNO3 is slowly added from a buret to an aqueous solution that is 1.20×10^−2 M in Cl- and
4 answers
1,288 views
if 20g of sugar are added to a beaker filled with 200g of water what is the percent composition of the solution ?
3 answers
623 views
A nuclear reactor generating plant supplies 53.0 MW of useful power steadily for a year. Assuming that, in addition, twice this
2 answers
501 views
1. Compare and contrast American and British attitudes toward the Oregon Territory:
2. In a paragraph, on a separate page, state
2 answers
688 views
What led to rapid growth in the Kootenays?
Why was this growth short-lived? Why was tourism an early industry in British
3 answers
670 views
1. Compare and contrast American and British attitudes toward the Oregon Territory:
2. Which attitude do you think would be more
3 answers
841 views
5. Explain the difference between a galvanic (voltaic) cell and an electrolytic cell. For a reaction in a galvanic cell, change
2 answers
580 views
if 1 centimeter on a map repesents 10 kilometers then 6cm represents how many km/
4 answers
381 views
Consider an object that emits thermal radiation at a peak wavelength of 12.2 nm. What is the temperature of this object?
1 answer
317 views
A randomized comparative experiment compared the effects of two types of deep-brain stimulation (pallidal stimulation and
3 answers
708 views
At the Statistics Canada Web site, you can find the percent of adults in each province or territory who have at least a
1 answer
347 views
Sulfur compounds cause "off-odors" in wine, so winemaker want to know the odor threshold, the lowest concentration of a compound
3 answers
2,502 views
You have an SRS of size n = 16 from a Normal distribution with standard deviation = 1. You wish to test
H_0 :μ = 0 H_a :μ >
2 answers
587 views
A magnetic field is perpendicular to the plane of a single-turn circular coil. The magnitude of the field is changing, so that
3 answers
549 views
Does a football filled with helium travel farther than one filled with ordinary air? To test this, the Columbus Dispatch
4 answers
2,257 views
Last year, the personal best high jumps of track athletes in a nearby state were normally distributed with a mean of 229 cm and
3 answers
786 views
Can two different size rectangles have the same area? Explain.
3 answers
397 views
From a lighthouse (270m above the ocean), an observer notices a ship. The lighthouse is setback from the ocean about 60m. To
2 answers
509 views
Round each number to the place of the underlined digit.
4,.345
3 answers
866 views
sorry the number is 3
1 answer
278 views
If you want to lose 1 pound of "fat," which is 20% water, how many kilocalories do you need to expend?
3 answers
1,724 views
Anthony estimated the following problem:
15,296 + 28,281 He rounded to the ten thousands place. His estimate was 40,000. Did he
3 answers
370 views
an air traffic controller spots two planes at the same altitude flying towards one another. their flight paths form a right
1 answer
1,060 views
Look the equation below.
If x=4, what is the value of y? y=(x-1)+13 Explain your thinking.
3 answers
323 views
What does A + B + C equal if A=6, B=3, and B=C?
1 answer
278 views
Writing to Explain Why is the value of
a - 1 always less than the value of a?
1 answer
320 views
Evaluate lim->4 sin(2y)/tan(5y)
Here is what I have so far. I am not sure the next steps. Can someone help me? 1.
2 answers
556 views
Evaluate lim->4 sin(2y)/tan(5y)
Here is what I have so far. I am not sure the next steps. Can someone help me? 1.
1 answer
1,007 views
Use the following table to answer questions.
x y 1 7 3 ? ? 11 7 13 ? ? What are the values of x and y in the last row of the
3 answers
558 views
Nina walked 15 yards to Paul's house. They then went hiking. Which rule shows how many yards Nina walks for every yard Paul
5 answers
347 views
Andrea has an equal number of apples in two baskets. There are z + 16 apples in one basket, and 23 apples in the other basket.
6 answers
1,038 views
Addition and subtraction equation.
w - 8 = 26 w - 8 + ? = 26 + ? w = ?
2 answers
900 views
Roger knows how many keys a piano has. He knows that some of the keys are broken. How can he find the number of keys that work
1 answer
473 views
Writing to Explain
If you start with an unbalanced scale and add the same amount to each side, what happens to the scale?
1 answer
315 views
In a vertical dive a peregrine falcon can accelerate at 0.6 times the free-fall acceleration (that is at 0.06g) in reaching the
4 answers
4,036 views
Find the value of s.
S - 14 = 21
1 answer
235 views
A trough is 3 feet long and 1 foot high. The vertical cross-section of the trough parallel to an end is shaped like the graph of
1 answer
1,024 views
A chain 64 meters long whose mass is 20 kilograms is hanging over the edge of a tall building and does not touch the ground. How
2 answers
1,005 views
toe rings cost $2.95 each. If Jill buys 4 of them, how much does she spend?
1 answer
332 views
Algebra Find the value of 78 X n when
n = 3,237.
4 answers
390 views
x^4-4x^3+3x^2+8x-16
Find the zeroes given one is x^2-x-4. I don't know what to do now. i tried synthetic division. pls help : D
1 answer
383 views
x^4-4x^3+3x^2+8x-16
Find the zeroes given one is x^2-x-4. I don't know what to do now. i tried synthetic division. pls help : D
1 answer
339 views
x^4-4x^3+3x^2+8x-16
Find the zeroes given one is x^2-x-4. I don't know what to do now. i tried synthetic division. pls help : D
1 answer
361 views
Alexandra has 18 yo-yos. She spent $9.00 to buy them all. She wrote the equation 18 divided 9 = y to find how many yo-yos she
4 answers
356 views
a) What is the magnitude of the gravitational force that the Sun exerts on Saturn?
b) What is the magnitude of the gravitational
1 answer
390 views
Keith identified the prime factors of 72 as 9 x 2 x 2 x 2 . Explain his error. Write the correct answer.
2 answers
975 views
Round to the nearest whole dollar. $473.28
1 answer
325 views
What was the role of slavery in the rise and fall of the American Nation?
6 answers
395 views
Writing to Explain Draw a decimal model and write 0.78 as a fraction in simplest form.
5 answers
1,671 views
Mikail used 220 inches of wire to make this figure.
The figure is made up of 2 indentical triangles, a 15 inch by 12 inch
9 answers
2,106 views
Need to show my work for the following:
646,505,712,103 divded by 72. Am having such a hard time please help.
1 answer
179 views
what is 1 minus 1-sixth minus 11 eighteenths?
2 answers
154 views
Given the function f(x)=x^4−6x^2
a.) Find all values of x where local extrema points occur b.)find all values of x where
1 answer
502 views
John took a sample of water from pond behind house. On first day, he found 1 bacteria in the sample. Each day it tripled. Show
1 answer
437 views
What multiplication fact can be found by using arrays for 2x9 and 5x9?
4 answers
543 views
Which is greater 5.71 or 5.2453? Explain
2 answers
647 views
Find the ages of John and Mary if four times John's age equals three times Mary's age, and Mary is ten years older than John.
3 answers
545 views
Do a two column proof.
Given: HI=FG Prove: GH>FI If FGI is a triangle,and GIH is a triangle, and they both share a common side,
2 answers
775 views
chart
ingredients proteins------------4 gram per cal carb----------------4 gram per cal fat------------------9 gram per cal A
1 answer
489 views
Find how many quarts of 4% butterfat milk and 1% butterfat milk should be mixed to yield 90 quarts of 2 % butterfat milk.
3 answers
3,835 views
Juan says the diameter of circle with a radius of 8 inches is 4 inches. What is his error? What is the correct diameter?
1 answer
344 views
A music CD has a diameter of 4 inches. What is the radius? Explain your thinking.
1 answer
319 views
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