fernandoriz54 fernandoriz54
  • 26-05-2020
  • Mathematics
contestada

Find the area of a square with diagonal of 8 cm.

32 cm2
16 cm2
18 cm2
12 cm2

Respuesta :

jcherry99
jcherry99 jcherry99
  • 26-05-2020

Answer:

A

Step-by-step explanation:

Let the side of the square = s

The area is s^2

A = s^2

But the Pythagorean Theorem says that

s = s

s = s

d = 8cm

s^2 + s^2 = a^2

2s^2 = 8^2               Divide by 2

2s^2/2 = 64/2

s^2 = 32

So the area is 32 cm^2

A

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