daryladams28
If X = 5 inches and Y = 12 inches, what is the measure of Z?
A. 7 inches
B. 9 inches
C. 11 inches
D. 13 inches



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daryladams28
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picture below

cwrw238
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this the pythagoras theorem
z^2 = 5^2 + 12^2

cwrw238
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so z^2 = 25 + 144 = 169
so z = square root of 169
can you finish this off?

daryladams28
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yess I Got it thankss!!

cwrw238
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yw