Find the perimeter of ABCD. Assume that segments that appear to be tangent are tangent. Please help quick!!

Put the equation in slope intercept form by solving for y

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b

Two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: what is the approximate distance, in feet, between the two poles? 6.93 feet 8.66 feet 12.32 feet 15.59 feet