Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter57: Fundamental Geometric Constructions
Section: Chapter Questions
Problem 2A: Determine the circumference of a circle with a radius of 4.25". Round the answer to 2 decimal...
Related questions
Question
Need help with 3 and 4
Transcribed Image Text:Find the area of each circle. Round to the nearest tenth.
4. DINING Maricela is making a tablecloth for a circular table that has a diameter of
Pra
of a Cire
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Practice
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are foot.
Example 1
2.
1.
3.
7 m
• 18 in,
10.5 m
8 feet.
Find the area of the tabletop. Round your answer to the nearest tenth
k a square yard of fabric costs $13.99, what is the minimum Maricela will need
to spend to make the tablecloth?
ANES Kivoshi is making circular tiles to display houses for his role-playing game.
och tile has a radius of 2 inches and is being made out of balsa wood that costs
$1.99 per square foot.
. Find the area of a single tile. Round your answer to the nearest tenth.
b. How much will'it cost Kiyoshi to make 30 tiles?
6. PORTHOLES A circular window on a ship is designed with a radius of 8 inches.
What is the area of glass needed for the window? Round your answer to the
nearest hundredth.
Example 2
Find the indicated measure. Round to the nearest tenth.
7. Find the diameter of a circle with an area of 94 square millimeters.
8. The
of a circle is 132.7 square centimeters. Find the diameter of the circle.
9. The area of a circle is 112 square inches. Find the radius of the circle.
10. Find the diameter of a circle with an area of 1134.1 square millimeters.
1. The area of a circle is 706.9 square inches. Find the radius of the circle.
12. Find the radius of a circle with an area of 2827.4 square feet.
Lesson 6-3 · Areas of Circles and Sectors 305
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