brirobybriroby6018 brirobybriroby6018

02-08-2017
Mathematics

contestada

The length of a rectangle is 2 yd longer than its width. if the perimeter of the rectangle is 40 yd , find its area.

Respuesta :

musiclover10045 musiclover10045

02-08-2017

perimeter = 2L+2W

L=2+w

40 = 2L+2W

40= 2(2+w)+2W

40=4+2w+2w

36=4w

w=9

L=9+2=11

2(9) = 18, 2(11) = 22, 22+18 = 40

L=11

W=9

Area = L x w

area = 11x9= 99 square yards

Answer Link

Otras preguntas

Using recombinant DNA technology the gene for temperature resistance in fish is inserted into strawberries. These genetically modified strawberries are a type o

A college-entrance exam is designed so that scores are normally distributed with a mean of 500 and a standard deviation of 100. What percent of exam scores are

5x(2) Explain to me please Thanks

What is the verb tense of this sentence? I decided that nothing was either good or bad unless it affected me. A. Past B. present C. future D. Past perfect 35 po

Sentado en su sillón de terciopelo verde, volvió al libro en la tranquilidad del estudio. Finalmente, ella se fue hacia el norte y él llegó hasta la casa del bo

Solve for a side in right triangles.

Plzzz help with history pic question

Solve the system of equations given below

what is systemic circulation defination define in very short

The measure of angle zero is 600°. The point XY corresponding to zero on the unit circle is