Answer:
≈ 62.8
Step-by-step explanation:
Using the equal ratios of
=
, that is
=
= 5, thus
5 × sector = 100π ( divide both sides by 5 )
sector = 20π = 20 × 3.14 = 62.8 units²
Verify that the function is a solution of the initial value problem. (a) y = x cos x; y = cos x − y tan x, y(π/4) = π 4 √2
1 answer:
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Calculate measure of angle α:
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Calculate what fraction of the angle 360° is the angle α:
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Calculate the circumference of the Earth (circle):
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The length of arc is equal 1/40 of the circumference:
<h3>Answer: A) 628 miles</h3>
