If the measure of angle is , which statements are true? The measure of the reference angle is. The measure of the reference angle is. The measure of the reference angle is.

answer is c

step-by-step explanation:

the answer is a and d

we need to divide the number of toy dinosaurs, 156, by the number of brothers, 4:

in order to estimate, we can use compatible numbers:

156 ÷ 4

  ↓

160   ÷ 4 = 40        

the correct answer is a).