10. A backyard has a perimeter of 144 m. a) If the backyard is square, what are the dimensions? b) If the backyard is rectangular, and the length is three times the width, what are the dimensions? c) If the backyard is a triangle, as shown, write an algebraic expression for the perimeter and find its dimensions. d) Which of the three backyard designs has the greatest area? Which X-2 has the least?

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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10. A backyard has a perimeter of 144 m.
a) If the backyard is square, what are the dimensions?
b) If the backyard is rectangular, and the length is three times the
width, what are the dimensions?
c) If the backyard is a triangle, as shown, write an algebraic
expression for the perimeter and find its dimensions.
d) Which of the three backyard designs has the greatest area? Which
has the least?
X-2
Transcribed Image Text:10. A backyard has a perimeter of 144 m. a) If the backyard is square, what are the dimensions? b) If the backyard is rectangular, and the length is three times the width, what are the dimensions? c) If the backyard is a triangle, as shown, write an algebraic expression for the perimeter and find its dimensions. d) Which of the three backyard designs has the greatest area? Which has the least? X-2
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