Question

3) Find the length of the line on the grid below. Hint: you need to draw a

right triangle with the given line as the hypotenuse!

Answer 1

the bottom of the triangles length is: 4
right side of the triangles length is: 3

using pythagoras:

4^2 + 3^2 = 25

(sqrt)25 = 5

length of line: 5