Friday

March 27, 2015

March 27, 2015

Posted by **Wanda** on Wednesday, August 3, 2011 at 10:35pm.

- Math 209 -
**Reiny**, Wednesday, August 3, 2011 at 11:43pmlength -- x

width --- x-7

hypotenuse -- x+1

x^2 + (x-7)^2 = (x+1)^2

x^2 + x^2 - 14x + 49 = x^2 + 2x + 1

x^2 - 16x + 48=0

(x-4)(x-12) = 0

x = 4 or x=12 , but x > 7 to have a positive width

so x = 12

length = 12 metres

width = 5 metres

**Answer this Question**

**Related Questions**

math - A rectangular Persian carpet has a perimeter of 240 inches. The length of...

Algebra - A rectangular Persian carpet has a perimeter of 212 inches. The length...

Algebra - Lisa is cutting carpet for a rectangular room. The area of the room ...

basic geometric - 10. a rectangle has width the same as a side of a square whose...

College Algebra - The length of a rectangular carpet is 6 feet greater than ...

Math - The carpet cost $18.95 per square yard. The width is 18ft and the length...

maths - a carpet is on the floor 8m by 5m . area of border on the carpet is 12m ...

Math - Mr. Carpenter sent his wife to the store to buy 200 square feet (A) of ...

Math - Roger wants to carpet a rectangular room with the length of 8 ¾ feet and ...

algebra - suppose you want to build a rectangular sandbox where the width is 4 ...