The length of the base of a triangle is 3 times the length of its altitude. Find the length of the base if the area of the triangle is 54 m2.

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter8: Areas Of Polygons And Circles
Section8.CR: Review Exercises
Problem 9CR: Tom Morrow wants to buy some fertilizer for his yard. The lot size is 140 ft by 160 ft. The outside...
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number 3.
Solve. Find each answer to the nearest tenth.
may be helpful.
1. Find the length of a side of a square
whose area is 300 cm².
2. Find the length of a side of a square
whose area is the same as that of a
rectangle 24 cm by 30 cm.
3. The length of the base of a triangle is
3 times the length of its altitude.
Find the length of the base if the area
of the triangle is 54 m2.
4. Find the length of a side of a square if
its area is the same as the area of a
triangle with an altitude of 18 cm and
a base of 11 cm.
5. The search for a missing boat covered
a circular region with an area of
164 km?. What was the radius of the
search region?
Transcribed Image Text:Solve. Find each answer to the nearest tenth. may be helpful. 1. Find the length of a side of a square whose area is 300 cm². 2. Find the length of a side of a square whose area is the same as that of a rectangle 24 cm by 30 cm. 3. The length of the base of a triangle is 3 times the length of its altitude. Find the length of the base if the area of the triangle is 54 m2. 4. Find the length of a side of a square if its area is the same as the area of a triangle with an altitude of 18 cm and a base of 11 cm. 5. The search for a missing boat covered a circular region with an area of 164 km?. What was the radius of the search region?
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