Which angle is the included angle for DE and DF?

An experimenter is randomly sampling 3 objects in order from among 48 objects. What is the total number of samples in the sample space? 17296 14190 311328 103776 85140

How many rays do a pentagon have

Factor. 2w3+4w2-9w-18

The area of a circle (A) is given by the formula A=pi*r2 where r is the circle's radius. The formula to find r is. If and, r is centimeters.

If 30 grams of coffee beans are used to make 48 fluid ounces how many grams are used for 100 fluid ounces

What is the domain of the function f (w) = 0.5 (35 - 2w) ? Explain your answer.

What is the value of x? x+1/3=9? x=

If x = 5, y = - 1, and z = 2, what is the value of y^2-z/y+xyz divided by xyz.

Peter is going to put up 5 walls in the tree house. each wall will be 7 feet high and 7 feet across. he wants to leave room for windows that measure 2 feet by 2 feet.

A model railroad kit contains curved tracks and straight tracks. Given that 35 % of the tracks are curved, what fraction of the tracks are straight? write the fraction in simplest form