Do it correctly I will give brainlest

Giving ad is congruent to bc and angle bcd is congruent to angle adc prove d e is going to ce

What is the relationship between all triangles that can be drawn given the same three angles

Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a.) sin (a -b) = sin a cos b – cos a sin b b.) cos (a -b) = cos a cos b – sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b