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10-05-2020
Mathematics

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can someone help me pls!!! 30 points!!!!

can someone help me pls 30 points class=

Respuesta :

tashfa185 tashfa185

10-05-2020

Answer:

175.2 cm

semi perimeter =perimeter/2

=64cm/2

32cm

third side = 64cm -(16cm+22cm)

=64cm-38cm

=26cm

using heron formula

area of triangle √(s*(s-a)(s-b)(s-c)

=√(32*16*10*6)

=32√30

=32*5.47

=175.2cm²

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