Question

the area of traperium is 34cm² and the lenght of one of the parallel sides is 10cm and the height is 4cm . find the lenght of other parallel side .​

Answer 1

Answer:

Let the required other side=xcm

Area of the trapezium=

2

1

×[sumofparallelsides]×[Height]

34=

2

1

×[10+x]×4

or,

4

2×34

=10+x

or, 10+x=17

=x=17−10=7cm

Hence, the required other side=7cm