Posted by **BOB** on Tuesday, July 13, 2010 at 9:36am.

The width of a rectangle is 6 feet, and the diagonal is 10 feet. What is the area of the rectangle?

- geometry -
**BOB**, Tuesday, July 13, 2010 at 10:22am
Which of the following are measurements of the sides of a right triangle?

________________________________________

A. 3, 4, 5

B. 28, 26, 12

C. 17, 14, 6

D. all of the above

- geometry -
**PsyDAG**, Tuesday, July 13, 2010 at 11:04am
Use the Pythagorean theorem (a^2 + b^2 = c^2), where c = hypotenuse.

6^2 + x^2 = 10^2

Once you find x, multiply by 6 to get area.

Check out your answers for the second post using the same theorem.

## Answer This Question

## Related Questions

- geometry - The width of a rectangle is 6 feet, and the diagonal is 10 feet. What...
- Geometry - The length of a rectangle is 3x+10 feet and its width is x+12 feet. ...
- math - The length, l, of a rectangle is 2 feet less than three times the width, ...
- math - A rectangle is 12 feet long and 5 feet wide. If the length of the ...
- Essential Mathematics 2 - The length and width of a given rectangle are 6 feet ...
- Math - The perimeter of a rectangle is 52 feet. The length is 2 feet shorter ...
- math - The length of a rectangle is 10 feet more than twice its width. The ...
- algebra - The length of a rectangle is 8 feet more than its width. If the width ...
- Geometry - The perimeter of a rectangle is 76 feet. If the width is doubled and ...
- geometry - A rectangle field has a perimeter of 118 feet. The width is 8 feet ...

More Related Questions