Ask questions and get helpful answers.

1. Write the following reversible as a biconditional:

If two perpendicular lines intersect, they form four 90* angles.

A) Two intersecting lines are perpendicular if and only if they form four 90* angles.
B) Two intersecting, perpendicular lines do not form four angles.
C) Four 90* angles are formed by intersecting lines.
D) Perpendicular lines do not intersect.

Is the answer C? I really am confused how to do this since these kind of statements aren't easy for me to understand. Thank you!

  1. 👍
  2. 👎
  3. 👁
  4. ℹ️
  5. 🚩
7 answers
  1. Looks more like A to me.

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩
  2. No the answer is not C, the answer would be A.

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩
  3. Biconditional statements use the words "if and only if".

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩
  4. It is indeed A

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩
  5. Yep it's A. And uhh the answers are 1C - if it is not raining I will not carry an umbrella 2A - two intersecting lines are perpendicular if and only if they form four 90 degree angles 3A - <DAB and <EAD are supplementary 4C - <FBY and <GBX

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩
  6. Zolita is 100% correct

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩
  7. According to the Forms of Conditional Statement, Bicoditional Statement form is (p if and only if q) so A is the answer. Welcome!

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩

Answer this Question

Related Questions

Still need help?

You can ask a new question or browse existing questions.