please do this question
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Answered by
2
Answer:
Find the area of ABC
By herons formula
Semi perimeter (a+b+c) /2 then area =
Acd by same method
Add both the areas
Answered by
1
Answer:
1) 1/2*16*12= 96
2) 1/2*20*21=210
3) 210+96= 306
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