The length of one of the equal sides of an isosceles triangle is 4 cm. If its base is 2 cm, then what is its area?

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Harshal Jadhav asked Mar 16, 2022

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The length of one of the equal sides of an isosceles triangle is 4 cm. If its base is 2 cm, then what is its area?

Mathematics
high-school

Harshal Jadhav asked Mar 16, 2022

by Harshal Jadhav

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16 votes

Answer:

A = 1/2bh

b = 2cm

h will be found using the side of the triangle with Pythagoras theorem

h² + 1² = 4²

h² = 15

h = √15 cm

then,

A = 2*√15

A = √15cm²

Kelsin answered Mar 21, 2022

by Kelsin

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