Question

find the area of a Trapezium whose parallel sides are 3 cm and 4 cm and height is 7 cm

Answer 1

area of trapezium =
$1 \div 2(sum \: of \: parrallel \: side) \times height$
1/2*(3+4)*7=49/2cm square

Answer 2

Here is ur answer,
Area of trapezium = a×b×h
So, given: the two parallel are 3 and 4cm
Let us consider 3cm and 4cm as
A and B
H=7cm
= 3cm×4cm×7cm
= 84cm....

....So, answer is 84

Hope it helps u.....