Rotate the point (1,2) 90°
(-4,4)
(0,2)
(2,0)
(-2,1)

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?

A, at (-2, 4), is 6 .of a'? (-8, 4) (-8, -2) (-2, -2) (-2, 4) b, at (-4, -7), isy-.of b'? (-4, 7) (4, -7) (4, 7) (-4, -7)