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Question

Area of triangle ABC whose sides are 24 m,40 m and 32 m. is :

A
96 m2
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B
384 m2
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C
43 m2
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D
192 m2
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Solution

The correct option is B 384 m2
A] a=24
b = 40
c = 32
S=a+b+c2=24+40+322=962=48

Hurons formula
=S(Sa)(Sb)(Sc)
=48(4824)(4840)(4832)
=48×24×8×16
=4×3×2×2×4×3×2×2×2×2×2×2×2×2
=(4×4)×(3×3)×(210)
=4×3×25
= 12×32
=384 M2

1188929_1294180_ans_d0f4a33c8d7d4af2b2b1ca15e0fec781.jpg

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