Complete the work to find the length of HD. Use the side-splitter theorem to set up a proportion. Substitute in the known side lengths. Cross-multiply and solve for HD. HD =

Value of 9 in 4,934 is how many times large as the value of 9 in 1,290

If a pump can fill a pool within 6 hours, and another pump can empty the pool within 3 hours, how long will it take the pool to empty when it's full and when both pumps are working?

What is 3 1/4 plus 1 7/8?

A square piece of fabric has an area of (9x2 + 24x + 16) square inches. The length of each side of the fabric is (cx + d) in., where c and d are whole numbers. Find an expression for the perimeter of the piece of fabric.

What fraction is equivalant to 4/7

Find the LCM of 20 and 18.

Which of the following answers is the simplified form of 3^2 x 3^-6?

A kite with a string 30 meters long makes an angle of elevation of 60 with the ground assuming is straight how high is the kite.

The average of three consecutive numbers is 18. What is the product of the first and last of these three numbers

If the polygon is a regular hexagon, find m>S. A. 120° B. 135° C. 720° D. 1,080°