makinseyh
makinseyh
11-04-2019
Mathematics
contestada
pls help and explain how gladly help full
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MATHWHIZZNOT
MATHWHIZZNOT
11-04-2019
Well, the formula for a triangle is base times height times 1/2. In this case it would be 21x30. That equals 630. Then, you divide 630 by 2 which is 315. Your answer would be 315 squared.
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