Math help!!! If m < B= 60 degrees, a=6, and c=10, what is the area of triangleABC to the nearest hundredths?

👨🏻‍🏫 學術台數學

[匿名]

2016-01-11 6:28 am

If m < B= 60 degrees, a=6, and c=10, what is the area of triangleABC to the nearest hundredths?

回答 (1)

用戶48836

2016-01-11 7:55 am

1/2•6•10•sin(60°)=30•(1/2)•sqrt(3)
=15 sqrt(3) ~ 25.981 square units

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