Find the mean, median, mode, and range of data set. 65, 46, 78, 3, 87, 12, 99, 38, 71, 38

Abcd is a parallelogram. the diagram is not drawn to scale. if m

What is the distance between point a and b

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