The ratio of the measures of three sides of a triangle is 3:4:5, and its perimeter is 165 units. Find the measure of each side of the triangle. DO NOT ROUND, USE DECIMALS IF NEEDED.
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Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

What are the soultion(s) to the quadratic equation 40- x^2=0

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15