Find the height of a pyramid if an observer points a laser scope 51.9 degrees to the top, then moves backwards 350 and points the laser scope 36.4 degrees to its top.

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

Given abcd ac=38 and ae=3x+4 find the value of x

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi