branimirthegreat0911 branimirthegreat0911

25-07-2020
Mathematics

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20. A rectangle is eight inch long and its diagonal is ten
inches. What's the width of the rectangle?
(A) 3 inches
(B) 6 inches
(C) 4 inches
(D) 5 inches

Respuesta :

Rsun4758 Rsun4758

25-07-2020

Answer:

B

Step-by-step explanation:

In this case you would use the pythagoram theorem.

A^2+B^2=C^2

8^2+B^2=10^2

64+B^2=100

subtract 64

B^2=36

square root both sides

B=6

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