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Mathematics 17 Online
OpenStudy (anonymous):

Find the area of the triangle. Give the answer to the nearest tenth. The drawing may not be to scale. 47.4 cm2 94.8 cm2 7.5 cm2 303.1 cm2

OpenStudy (anonymous):

wheres the drawing

OpenStudy (anonymous):

terenzreignz (terenzreignz):

Area of a triangle is half of the product of the base and height :)

terenzreignz (terenzreignz):

|dw:1366502120885:dw|

OpenStudy (mertsj):

A=1/2(ab)sinC

OpenStudy (anonymous):

so..How do I find the answer?

terenzreignz (terenzreignz):

|dw:1366502234133:dw|

terenzreignz (terenzreignz):

@Emily778 @Mertsj has already given you the explicit formula to do it, just plug in :)

OpenStudy (anonymous):

which ones do I plug in?

terenzreignz (terenzreignz):

a and b are the two given dimensions, while C is the angle between them.

OpenStudy (anonymous):

Oh, so the answer is A? :)

terenzreignz (terenzreignz):

Seems like it.

OpenStudy (anonymous):

you can also use the law of cosines followed by Heron's Formula

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