One piece of pvc pipe is to be inserted inside the another piece. the length of the first piece is normally distributed with mean 20 inch and sd 0.5 inch. the length of the second piece is normally distributed with mean 15 inch and sd 0.4 inch. the amount of overlap is normally distributed with mean 1 inch and sd 0.1 inch. assuming that the lengths and the amount of overlap are independent of one another, what is the probability that the total length after insertion is between 34.5 inch and 35 inch?

Jackson drew 4 hearts and 29 circles. what is the ratio of circles to all shapes?

Find the area and perimeter of each composite figure. use 3.14 for π. round your answer to the nearest tenth. a square and a right triangle share a common side. image long description a 3-meter by 0.5-meter rectangle has triangles attached like wings to the 3-meter sides. the other two sides of both triangles measure 2.5 meters. the height of each triangle is 2 meters. a 6-inch by 4-inch rectangle has 2 half-circles attached like wings to the 6-inch sides. the radius of each half-circle is 3 inches. find the surface area and volume of each figure. use 3.14 for π. round your answer to the nearest tenth. a right circular cylinder has a base radius of 6 yards and a height of 20 yards. a rectangular prism has a base that is 9 centimeters long and 7 centimeters wide. the height is 2 centimeters. a rectangular prism has a base that measures 11 millimeters by 11 millimeters. the height is 11 millimeters.

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