Question

4 The perimeter of a certain pentagon is 10.5 centimeters. Four sides of

this pentagon have the same length in centimeters, h, and the other side
has a length of 1.7 centimeters, as shown below. Find the value of h

Show your work.

(And please show how to solve for h)

Answer 1

• 2.2 cm

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The perimeter is the sum of all 5 sides.

Set up equation and solve for h:

• 10.5 = 4h + 1.7
• 4h = 10.5 - 1.7
• 4h = 8.8
• h = 2.2