Question

Q1. The area of trapezium is 31cm² and the length of one of the parallel side is 10 c and its height is 4cm. Find the length of other parallel side.​

Answer 1

Answer:

Area of trapezium=34cm

2

=>Area of trapezium=

2

1

×(l

1

+l

2

)×h

=>34=

2

1

×(10+x)×4

=>34=

2

1

×(40+4x)

=>34=20+2x

=>x=7