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OpenStudy (anonymous):
what is the area of a triangle with a base of 7 in . and height of 12 in ? a.42 in2 B. 9.5in2 c.84 in2 d. 19 in 2 ?
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OpenStudy (anonymous):
a = (12*7)/2
OpenStudy (anonymous):
c
OpenStudy (anonymous):
area = (base * height)/2
OpenStudy (anonymous):
b.9.5 in 2
OpenStudy (mertsj):
7times 12 = 84, 84 divided by 2 = 42
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OpenStudy (anonymous):
what't "in 2" after the answers
OpenStudy (mertsj):
the units...inches squared or square inches. Since you multiply 7 inches by 12 inches, you get inches squared.
OpenStudy (anonymous):
tnx
OpenStudy (mertsj):
yw
OpenStudy (fj):
a.42
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