Answer:
72
Step-by-step explanation:
I think 6) is 17/25, 82%, 8,5, 8/5
1.
Parallelogram with base a = 20 in. and height h = 16 in.
Triangle with base a = 20 in. and height b = 8 in.
so:

2.
Trapezoid with base b₁ = 14 cm, base b₂ = 4 cm and height h = 10 cm
Triangle with base b₁ = 14 cm and height x = 18 cm - 10 cm = 8 cm
so:

3.
We have three rectangles:

4.
Area of a circle:

Area of a rectangle:

Area of the shaded region:
Answer:
x= 65 º
y= 25 º
Step-by-step explanation: