A hall measures 12 metres long, 10 metres wide and 4 metres high.
What is the surface area of the
walls?
A 480 m2
B 176 m2
C.88 m2
D. 416 m2

Four walls area of the hall = 2h(l+b)

where,

By substituting values according to the formula,

➙ 2 × 4m(12m + 10m)

➙ 8m(22m)

➠ 176m²

It's option B

the function makes a strait line horizontally with no x intercept but a y intercept at 9.

believe it or not anna is correct good job anna give me a fist bump there u go gal