Find the approximate area of the shaded region below, consisting of a right triangle with a circle cut out of it. Use 3.14 as an
approximation for pi.
An image shows a right triangle with a circle cut out of it. The legs that make up the right triangle are both 60 meters. The diameter of the circle cut out is 20 meters. All of the triangle is shaded, except where the circle is cut out.
A.544 square meters
B.1,486 square meters
C.3,286 square meters
D.314 square meters
An image shows a right triangle with a circle cut out of it. The legs that make up the right triangle are both 60 meters. The diameter of the circle cut out is 20 meters. All of the triangle is shaded, except where the circle is cut out.
A.544 square meters
B.1,486 square meters
C.3,286 square meters
D.314 square meters
1 answer:
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Answer:
A.
Step-by-step explanation:
We want to find the Z-score of if the population mean is
,and the population standard deviation is
.
We use the formula:
We substitute the values to obtain:
The correct answer is A.