Question

i have been trying to find out the answer please someone help

Answer 1

Answer:

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

mark brain list plz