Question

3. Find the area of the parallelogram ABCD, if the area of shaded triangle is
9 cm
В.
3 cm
4 cm​

Answer 1

Given, Area of shaded portion =9sq.cm

Base of triangle =3cm

Now, area of triangle=9,

⇒9= 2

1×3×h

⇒h= 3

18⇒h=6cm

Area of parallelogram =Base x Height=BC×h

=(3+4)×6=7×6=42cm 2

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