How do you estimate? I don't really understand because for one question my teacher said you wouldn't round your numbers, but for
1 answer:
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Answer:
7.855 inches
Step-by-step explanation:
The formula to find the length of an arc is :
Arc Length = × 2 π r
Here,
Θ ⇒ size of the angle ⇒ 30°
r ⇒ radius ⇒ 15 inches
<u>Let us solve it now.</u>
Arc length = × 2 π r
Arc length =
Arc length =
Arc length =
Arc length = 7.855 inches
Let me know if you have any other questions. :)
You would multiply 10 times \pi (3.14)
and get 31.40 cm squared