ABC is an isosceles triangle in which BC = 8 cm and AB=AC=5cm.Then area of ABC=_____ cm
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Answered by
4
Answer:
12is th answer ..,..,....
Answered by
1
Answer:
12 cm
Step-by-step explanation:
In isosceles triangle, AB=AC=5cm, BC=8cm
let a=8cm,b=5cm,c=5cm
s= 2
a+b+c= 2
8+5+5 =9cm
∴arΔABC= 9(9−8)(9−5)(9−5)
=
9×1×4×4
=3×4=12cm
2
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