Math, asked by rowdy13, 1 year ago

find area of isosceles triangles whose each of the equal sides is 8cm and the base is 9cm.


Answers

Answered by Anonymous
1

Answer:

98.4375 cm2

Step-by-step explanation:

Answered by sanchitarajput222
4

Hello dear

Semi - Perimeter = a+b+c/2

= 8+8+9/2

=25/2

=12.5

Area of triangle = √ s(s - a ) (s - b ) (s - c)

= √ 12.5 ( 12.5 -8 ) ( 12.5 - 8 ) ( 12.5 - 9 )

= 12.5 × 4.5 × 4.5 × 3.5

= √ 885.9375

= 22.77

So , 29.77 is the area of a triangle .

Hope it's helped you...plz marks as Brainleist answer

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