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Mathematics 9 Online
OpenStudy (anonymous):

the base of a triangle is 7cm greater than the height. the area is 39cm^2 find the height and length of the base

OpenStudy (anonymous):

(1/2) b h = 39, and b = h + 7. Solve the system by substitution to get the lengths of the base and height.

OpenStudy (anonymous):

so abtrehearn what is final ans

OpenStudy (anonymous):

computing...

OpenStudy (anonymous):

b = 6 cm, h = 13 cm.

OpenStudy (anonymous):

Actually, b = 13 cm and h = 6 cm. Had it backwards.

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