A piece of jewelry is being designed so that is it in the shape of two semi-circles joined by two line segments as shown. The diameter of the smaller semi-circle is 8 centimeters and the diameter of the larger semi-circle is 14 centimeters. (a) Find the area of the piece of jewelry. Round to the nearest square centimeter. 8 cm 14 cm (b) The piece of jewelry will have a line of gold placed along the edge of the shape. How long, to the nearest centimeter, must this line of gold be?

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter6: Circles
Section6.2: More Angle Measures In The Circle
Problem 37E: The larger circle is inscribed in a square with sides of length 4cm. The smaller circle is tangent...
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Please answer only 9b.

A piece of jewelry is being designed so that is it in the shape of two semi-circles joined by
two line segments as shown. The diameter of the smaller semi-circle is 8 centimeters and the
diameter of the larger semi-circle is 14 centimeters.
9.
(a) Find the area of the piece of jewelry. Round to the nearest
square centimeter.
8 cm
14 cm
(b) The piece of jewelry will have a line of gold placed along the edge of the shape. How
long, to the nearest centimeter, must this line of gold be?
Transcribed Image Text:A piece of jewelry is being designed so that is it in the shape of two semi-circles joined by two line segments as shown. The diameter of the smaller semi-circle is 8 centimeters and the diameter of the larger semi-circle is 14 centimeters. 9. (a) Find the area of the piece of jewelry. Round to the nearest square centimeter. 8 cm 14 cm (b) The piece of jewelry will have a line of gold placed along the edge of the shape. How long, to the nearest centimeter, must this line of gold be?
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