briannandfluffy briannandfluffy

20-10-2019
Mathematics

contestada

The length of a rectangle is 4
centimeters longer than the width. The
perimeter of the rectangle is 72 centimeters.
Find the length and width of the rectangle.

Respuesta :

claricek712 claricek712

20-10-2019

Answer:

w=16, L=20

Step-by-step explanation:Length(L)=w+4

P=72

P=2L+2w

P=2(w+4)+ 2w

P=2w+8+2w

72=4w+8

4w=72-8

4w=64(/4)

w=16

L=16+4=20

Verification: 16+16+20+20=72

32+40=72

72=72 (T)

Answer Link

Otras preguntas

Sandi is 13 years old. Karla is 3 times Sandi's age. How old is Karla?

O'Sullivan argued that American expansion and imperialism was justified because

Which one of the following interspecies relationships has a negative effect on both species? a. Predation b. Competition c. Commensalism d. Parasitism

Ideas for titles for Witch story I'm writing a story fo

which civilization built pyramids and mummified their rulers

Which statement best describes Southern military districts during Reconstruction?

how do we popular sovereignty today?

What value of m makes the statement true? –(m + 15) = –18 + (–15) A. –33 B. –18 C. 3 D. 18

African enslaved persons outnumbered free people 10 to 1 in Saint-Domingue, which led to

how are addition properties and subtraction rules helpful when solving problems