Event a: flipping heads on a coin. event b: spinning orange on the spinner shown (4 parts to the spinner) .what is p(a and b)?

The probability is 1/8.
probability of A, 1/2
probability of B, 1/4
(1/2)*(1/4)=1/8

You have 2 sides that are 2 cms and you have 6 sides that are 1/2 cm and you have 4 sides that are 1 cm. the smallest sides are 1/2 the medium sized sides are 1 and the smallest are 1/2. so to find the perimeter you have to add them all up together so your answer will be 11 cm's