In AGHI, g = 91 cm, h = 73 cm and i=73 cm. Find the measure of ZG to the nearest 10th of a degree.

b

step-by-step explanation:

b

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

-2

7 - 9 = -2

reversed:

-2 + 9 = 7