100+60+36+108/5+
what is the sum if this infinite series

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population, find the population standard deviation, o.79828588912497

List the sides of δrst in in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?