Explain the answer in steps.
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Answered by
1
Answer:
60
Step-by-step explanation:
formula: height×½×base
= 15×8×½
=15×4
=60
Answered by
1
Answer-60cm²
Step-by-step explanation:
A=√s(s-a)(s-b)(s-c)
=20(20-8)(20-17)(20-15)
=20*12*3*5
=4*5*3*4*3*5
=60cm²
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