Tony is building a dog house, and the front view of the roof is shown below. What is the height of the roof? *

1 answer:

3 0

21 inches

A^2+b^2. =C^2
A^2+ 20^2=29^2
Sqrt A + 400= 841

Sqrt A = 841-400

Sqrt A= sqrt 441

A= 21

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