Question

The diagram shows the front face of a barn.

The width of the barn is 12m.

The height of the barn is 8m.

The sides of the barn are both of height 5m.

(a) Work out the area of the front face of the barn.

NOT TO
SCALE

Answer 1

Answer: 78m²

Step-by-step explanation: area of trapezium
`= (a+b)/(2)h`

`(1)/(2) * 12 = 6m`

`(5+8)/(2) * 6 = 39`

Multiply by 2 as there are 2 congruent trapeziums so
`39*2 = 78m^(2)`