thegymnastalice
thegymnastalice
08-01-2018
Mathematics
contestada
Please answer question a b and c?
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choixongdong
choixongdong
08-01-2018
area of parallelogram = 11 x 7 = 77
area of triangle = 1/2(4)(7) = 14
a)
area of shaded figure = 77 - 14 = 63 cm^2
b)
A = base x height
54 = 9 x height
height = 54/9
height = 6 cm
c)
A = 1/2(b)(h)
40 = 1/2 (10) b
40 = 5b
b = 40/5
b = 8 cm
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