Register

Find the area of a sector with a central angle of 32° and a radius of 8.5 millimeters. Round to the nearest tenth. A. 40.4 mm² B. 2.4 mm² C. 20.2 mm² D. 9.5 mm²

Find the area of a sector with a central angle of 32° and a radius of 8.5 millimeters. Round to the nearest tenth. A. 40.4 mm² B. 2.4 mm² C. 20.2 mm² D. 9.5 mm²
126k views
5 votes
Find the area of a sector with a central angle of 32° and a radius of 8.5 millimeters. Round to the nearest tenth.

A. 40.4 mm²
B. 2.4 mm²
C. 20.2 mm²
D. 9.5 mm²

User JoeSmith
by
8.0k points

1 Answer

7 votes
360 degrees in a circle
32/360 of total area is sector area

area=pir^2
r=8.5
area=pi8.5^2
area=226.980022 mm^2
multiply it by 32/360
sector=20.17600195555556

round
sector=20.2

C is answer
User Derek Dysart
by
7.2k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!