Math, asked by AnanyaBaalveer, 7 hours ago

91. The base of an isosceles triangle is 48 cm and its perimeter is 108 cm. Find the area of the triangle?​

Answers

Answered by Anonymous
8

Step-by-step explanation:

Isosceles triangle

Solve for area

A=432cm²

Answered by pavanisimha1
10

Answer:

Let AB=AC=0

⇒2a+48=108

⇒2a=60+a=30

Perpendicular AD to BC also bisect BC(Isosceles triangle prop)

⇒BD=24cm By Pythagoras theorem,

AD2=a2−242=900−576=324

⇒AD=18cm

area of triangle =21×Base×Height=21×48×18=432cm²

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