Question

I need help with this math problem plz help and plz explain your answer​

Answer 1

i've done this before but i forgot how i explained it, but it's the first one

Answer 2

34.04 cm²

Explanation:

Formula for a trapezoid:

a + b ÷ 2 × height

Substitute the values:

11.7 + 3.1 = 14.8

14.8 ÷ 2 = 7.4

7.4 × 4.6 = 34.04

The answer is 34.04 cm²