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Mathematics 9 Online
OpenStudy (-welp-):

What is the area of the triangle?

OpenStudy (-welp-):

|dw:1438768835916:dw|

OpenStudy (irishboy123):

|dw:1438768945592:dw|

OpenStudy (wolf1728):

sine 68 degrees = x/11 x = 11 * sine 68 degrees

OpenStudy (-welp-):

area=91.8?

OpenStudy (wolf1728):

sin 68 = .92718 11* .92718 = 10.19898 Area = 9 * 10.19898/2 Area = 45.89541

OpenStudy (wolf1728):

Did you forget to divide by 2?

OpenStudy (-welp-):

Oh, thanks.

OpenStudy (wolf1728):

Okay glad to help :-)

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