Which statements about the circle are correct? Check all that apply. a. Arc PQ is congruent to arc SR. b. The measure of arc QR is 150°. c. The circumference of circle C is 20π cm. d. Arc PS measures about 13.1 cm. e. Arc QS measures about 15.7 cm.

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Factor x2 – 8x + 15. which pair of numbers has a product of ac and a sum of what is the factored form of the

Find the midpoint m of z1=(8+5i) and z2=(12+3i)