Find the missing value , Base= 15cm , Height = ? ,Area of triangle= 90 cm2
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the area of triangle=1/2×base×height
base=15cm
height=?
area of triangle=1/2×15×h
Area of triangle=90cm^2
90=1/2×15×h
90=15/2×h
90=7.5×h
90/7.5=h
12=h
base=15
height=12
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