Using the diagram shown, what is the length of arc AB? Round your answer to the nearest tenth. B
63
10
C С
6.3 units
11.0 units
110.0 units
630.0 units

And explain how you got it so i can understand future problems : 3

3x + 4y = 5 x- 3y = -7 solve by substitution

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?