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Mathematics 17 Online
kagekkazuto:

Last one: Given: ABC is a right triangle with right angle C. AB = 18 centimeters and m∠A = 22 degrees. What is BC?

Vocaloid:

this might take me a bit of thought. |dw:1516584273048:dw|

Vocaloid:

|dw:1516584395583:dw|

Vocaloid:

ok, I got it BC/sin(22) = 18/sin(68) according to law of sines, solve for BC

kagekkazuto:

7.27?

Vocaloid:

good

kagekkazuto:

Heck yeah, thank you so much you just kept me from failing a class

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