Tony calculates that 3 cubic metres of concrete is enough for the path. He decides to use a concrete mix which has:

cement = 1 part

sand = 2 parts

gravel = 3 parts

How many cubic metres of gravel does Tony need?

4th option is correct xy=-10

if this was to u plzz mark me the brainliest

11.2

step-by-step explanation:

when doing tangent the tangent of the angle is equal to the opposite side from the angle over the adjacent side to the angle.

tan43 = x / 12

move 12 over by multiplying each side by 12

12tan43 = x

x = about 11.2

think the answer would beb