Question

Area of isosceles triangle of b= 6cm
a = 12cm Pls hlp me guys step by step expl​

Answer 1

Answer:

Step-by-step explanation:

given :

base = 6cm when divided it will be 3cm

and the sides = 12cm

and to find the area of the triangle you need the height

height can be found out using pythogoras theorem

= 12^2-3^2

= 144-9

= √135

= 11.9

area of the triangle = 1/2*b*h

=1/2*6*11.9

35.6 cm²

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