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Mathematics 16 Online
OpenStudy (anonymous):

Two adjacent sides of a parallelogram have lengths of 8cm and 9cm, and the measures of the included angle is 30degrees. Find the area of the parallelogram.

OpenStudy (mathstudent55):

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OpenStudy (anonymous):

so what do i do now?

OpenStudy (mathstudent55):

The area of a parallelogram is the base times the height. A = bh You can choose any side to be the base. In the figure, I chose the bottom side as the base.

OpenStudy (anonymous):

so the answer is 36?

OpenStudy (mathstudent55):

The height is the segment that is perpendicular to the base and intersects the opposite base, or the line the opposite base lies in.

OpenStudy (mathstudent55):

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OpenStudy (mathstudent55):

You have a 30-60-90 triangle, so you can solve for h. Then A = bh, and b = 9 cm

OpenStudy (anonymous):

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