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Examine the rectangle below. Homework Help ✎




What is the perimeter in terms of x? In other words, find the perimeter.


If the perimeter is 78 cm, find the dimensions of the rectangle. Show all your work.


Verify that the area of this rectangle is 360 sq. cm. Explain how you know this.

Examine the rectangle below Homework Help What is the perimeter in terms of x In other words find the perimeterIf the perimeter is 78 cm find the dimensions of class=

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seetha1980

Answer:

a. 6x+6

b. 24 cm ; 15 cm

c. 360 sq. cm.

Step-by-step explanation:

a. Perimeter = 2x + 2x + x+3 + x+3 = 6x+6

b. Given,

6x+6 = 78

6x = 72

x = 12

So, 2x=2*12=24. ; x+3 = 12+3 = 15

Dimensions are 24 cm and 15 cm

c. Area = 24*15 = 360 Sq. cm.

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