Ask a New Question

Question

If the length and the width of a rectangle are doubled, its area is increased by what percent?
13 years ago

Answers

Reiny
old area = lw
new area = (2l)(2W) = 4lw

which is an increase of 400% (four times as much)
13 years ago

Related Questions

The length and width of the field as a ratio of 11:7. The width is 20 meters less than the length.... If the width and length are both 13in what is the area of the triangle? If length a = 0.6 m width b = 0.8 m, Q = -6.0nC and q = 4.0nC, what is the magnitude of point P?... length = 12 ft. width = 8 ft. Area = sq ft. width 8x length 7 x + ^1 Find the area of the rectangle 15x + 1 56x^2 + 8x 56x + 8 15x^2 +... Box B length is 16 cm, width is 8 cm and height is 10 cm The volume of box A is 40% of the volume o... a box has a length of 5 a width of 2 and a depth of 4 what is its volume Length: x²-9 Width: x²-4 x4-13x²+36 4x²-26 2x2-13 x²-13x+36 (x²-4) (x²-9) length x+7 width x+3 4x+20 x²+10x+21 x²+21 2x+10 4.4 width 11.5 length What is the area of the rectangle?
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use