Answer:

Step-By-Step Explanation:

Answer:
1. 4
2. 64
3. 16
4. 1
5. 2
6 12
Step-by-step explanation:
Answer:
Think it is A as 4x20=80.
(8x+28)-(3x-2)
combine the variables and numbers.
5x+30
Answer:
129.25
Step-by-step explanation:
Area of the rectangle
Area = L * W
L = 10
W = 9
Area = 9 * 10 = 90
Area of the1/2 circle
Area of a whole circle = pi * r^2
Area of a 1/2 circle = pi * r^2 /2
d = 10
r = d/2
r = 10/2
r = 5
Area of the 1/2 circle = 3.14 * 5^2 /2 = <u> 39.25</u>
Total 129.25