Question

HELP PLEASE

a washing line is attached at point a and beyond two vertical post standing on horizontal ground .

Point a is 2.1 m above the ground on one post

point b is 1.7 metres above the ground on the other post

the horizontal distance between the two posts is 6 m

calculate the distance ab

give your answer correct to 3 significant figures. ​

Answer 1

9514 1404 393

Answer:

6.01 m

Explanation:

Apparently, the washing line is the hypotenuse of a right triangle with sides (2.1-1.7) = 0.4 m and 6 m. The Pythagorean theorem can be used to find its length.

ab = √(0.4² +6²) = √36.16 ≈ 6.0133

The distance ab is about 6.01 m.