Seudónimo Seudónimo

02-03-2021
Mathematics

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Please help! Giving 20 points!! I only need number 11

Please help Giving 20 points I only need number 11 class=

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lamalex1868 lamalex1868

02-03-2021

Triangle 1:
a=1/2(175)(280)
a=24,500km^2

Triangle 2:
a=1/2(790)(480)
a=189,600km^2

189,600km^2 + 24,500km^2 = 214,100km^2

Hope this helps!

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