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A rectangular glass window is divided into two equivalent right triangles by a diagonal brace. What is the length of the diagonal brace? A 9 inches B 12 inches C 15 inches D 21 inches
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A rectangular glass window is divided into two equivalent right triangles by a diagonal brace.

What is the length of the diagonal brace?



A 9 inches


B 12 inches


C 15 inches


D 21 inches

A rectangular glass window is divided into two equivalent right triangles by a diagonal-example-1
User Bryan Roth
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1 Answer

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15 inches because u have to use the Pythagoras formula which is a^2+b^2=c^2 Which is 9^2+12^2=225
Then the square root of 225= 15
User Robi Wan Kenobi
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