ANSWER
A=16
EXPLANATION
The radius of the circle is r=4 units.
The area of a triangle is

Both the height and the base of the triangle are radii, which is 4 units.
The area of the two isosceles right triangle is

X - the length of the model:
36.25 : 9 = x : 1.25
9 x = 36.25 · 1.25
9 x = 45.3125
x = 5.03 ≈ 5 inches.
Answer:
24
Step-by-step explanation:
Y=-7x-5
9=-7(-2)-5
9=14-5
9=9
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Answer:
2.29
Step-by-step explanation:
First determine the square root of 17.8
√17.8 = 4.22
second, determine the value of
= 1.93
subtract 1.93 from 4.22
4.22 - 1.93 = 2.29