What is the area of this triangle? Enter your answer as a decimal in the box. Round only your final answer to the nearest tenth. cm²

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asked May 10, 2019 221k views

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Raberana · Answer 1 · 2019-05-15T05:41:43+0000

we know that
applying the law of sines

Area=(1/2)*a*b*sin C
in this problem
a=7 cm
b=8 cm
C=28°
Area=(1/2)*7*8*sin 28°-----> area=13.145 cm²--------> area=13.1 cm²

the answer is
13.1 cm²

What is the area of this triangle? Enter your answer as a decimal in the box. Round only your final answer to the nearest tenth. cm²

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