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Mathematics 22 Online
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 ?

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

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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