ok this is for free points since people have finals, and wanna ask more questions here: what’s 400 + 20 + 60 + 9

What additional information could be used to prove abc =mqr using sas? check all that apply.

Which of the following is an example of conditional probability

1. ∠1 is complementary to ∠2 and ∠3 is complementary to ∠2. subtraction property of equality 2. m∠1 + m∠2 = 90 and m∠3 + m∠2 = 90 substitution 3. m∠1 + m∠2 = m∠3 + m∠2 definition of complementary 4. m∠1 = m∠3 given