Question

the cross section of a canal is in the form of a trapezium. If the top of canal is 15m wide, the bottom is 8m and the area of Cross section is 138m sq. find it's depth.​

Answer 1

Step-by-step explanation:

ANSWER

As we know the area of trapezium =

2

1

×(sum of parallel side)×height

72m

2

=

2

1

×(10+6)×depth

72m

2

=

2

1

×16×depth

72m

2

=8×depth

Depth =

8

72

Answer 2

Answer:

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