latbethamonada latbethamonada

24-11-2016
Physics

contestada

Given the area of a triangle is 40 cm2, if its altitude is 8 cm, its base is 15 cm.
True
False

Respuesta :

JcAlmighty JcAlmighty

27-11-2016

False!

The area A of the triangle with altitude a and base b is:
A = a*b/2

a = 8 cm
b = 15 cm
_____
A = 8*15/2
A = 120/2
A = 60 cm²

Since 40 cm² ≠ 60 cm², the statement is false.

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