3 years ago

PLEASE HELP...THANK YOU

1 answer:

8 0

The answer to your problem is C the third picture

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Trava [24]

Law of Cosines says

$b^2 = a^2 + c^2 - 2 ac \cos B$

$2 a c \cos B = a^2 + c^2 - b^2$

$\cos B = \dfrac{a^2 + c^2 - b^2}{2 a c}$

$\cos B = \dfrac{16^2 + 16^2 - 11^2}{2(16)(16)} = \dfrac{ 391}{512}$

$B = \arccos \dfrac{ 391}{512} \approx 40.2 ^\circ$

Choice C

5 0

2 years ago

MAVERICK [17]

Answer:

the answer would be C because you would do 60 x 25 which would give you 1,500

Hope Dis help ya

6 0

2 years ago

erma4kov [3.2K]

The answer is 100% TRUE

5 0

3 years ago

Mariulka [41]

S = 12. Message is you need more help :3

8 0

2 years ago

laiz [17]

The answer is 325, 20 + 205 + 100 = 325

4 0

2 years ago