Identify the polygon and classify it as regular or irregular.

A regular parallelogram

B regular trapezoid

C irregular rectangle

D irregular quadrilateral

The distributive property allows you to say that 3(x − 1) = 3x −

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

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