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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

What is the area of this triangle? Enter your answer as a decimal in the box. Round-example-1

2 Answers

3 votes

Answer:13.1 cm²

Step-by-step explanation:Took the quiz 100%

User Idee
by
4.9k points
2 votes
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

User Raberana
by
6.2k points