Using the numbers 1, 2, 3, and 4 (ONLY ONCE), and the operations of adding, subtracting, multiplying, dividing, and the use of parenthesis, write an expression that evaluates to 21.

153.76 in expanded form

What is the perimeter of a square of side 2 centimeters?

On a average day a horse might drink 50 la sheep might drink 4 l and a chicken might drink 200ml how much water would a farm with 3 horses 15 sheep and 12 chickens need for a day

ABC is a right triangle. if AC = 4 and BC=10, find AB leave the answer in simplest radical form a. 116 b. 4 c. 2 racial 21 d. 2 racial 26

You want to carpet 3 rooms of a house. Using the dimensions below, determine how much carpet is needed. Room 1:perimeter is 38 yards and the width of the room is 12 yards. Room 2: Perimeter is 50 yards and the width is 13 yards.

One eighth of tonys books are mystery books he has 3 mystery books how many books dose tony have in all?

If the mean of the following distribution is 91 and sum of frequencies is 150 find x and y

Find the value of the spring constant for the spring in trial i. use 0.367 s for the value of the period. the mass of the suspended block is 0.400 kg. enter your answer in n/m with three significant figures.

5 + 3x = - 1 + 6 (6x + 1)

If you see a triangle that has a small box in one angle, what type of triangle is it?