3. Find the area of a trapezoid with bases 20 cm and 14 cm and height 5 cm.

Given :

To find :

Solution :

We know,

Now, Substituting the values :

Therefore,

85cm²

Step-by-step explanation:

Here we are given a trapezium with base = 20cm and 14cm and height = 5cm . And we are interested in finding the area of the trapezium .

Figure :-

As we know that the area of trapezium is given by ,

Substitute the respective values in stated formula,

Solve the parenthesis ,

Simplify by multiplying ,

And we are done !

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step-by-step explanation: