How do you use an inch ruler to measure the length of the sides of each polygon and how do you find the perimeter

The function models the number of accidents

If you flip a coin 3 times, what is the probability of flipping heads 3 times? a. p(3 heads) = 3/8 b. p(3 heads) = 1/6 c. p(3 heads) = 1/8 d. p(3 heads) = 1/2

Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x