Graph v(x) = |x| − 3; x ≤ 0 and solve all the parts of it, please !!!

Select the two pairs of figures that are similar.

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *

Find measure angle 1 and measure angle 3 in the kite the diagram is not drawn on the scale