Question

find area of trapizium whode parallel side leangth 10 cm 12cm​

Answer 1

height???

$1 \div 2 \times h(a + b)$

1/2 ×h ( 10+12)

1/2×h(22)

Answer 2

Actually when you want to calculate the area of a trapezium, you need the height.

If you want to know the formula to calculate the formula for area of a trapezium, here:

Area = $1/2 * (side_a + side_b) * height$