Find the two parallel sides of a trapezium whose area is 1.6 sq.m, altitude is 10 dm and one of the parallel sides is longer than the other by 8 dm.
Share
Find the two parallel sides of a trapezium whose area is 1.6 sq.m, altitude is 10 dm and one of the parallel sides is longer than the other by 8 dm.
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Step-by-step explanation:
please mark me as brainlist
Correct option is
A
12
Let the lengths of the parallel sides of the trapezium be 3a dm and 4a dm
Area of a trapezium =21×(Sumofparallelsides)×height
=>21×(3a+4a)×9dm=126dm2
=>21×7a×9=126
=>a=4
Hence, the lengths of the parallel sides of the trapezium are 3a=12dm and 4a=16dm