hrstdktdykdidyk hrstdktdykdidyk

04-08-2021
Mathematics

contestada

The perimeter of a rectangle is 56 feet and
its area is 192 square feet. What are the
dimensions of the rectangle?

Respuesta :

jcherry99 jcherry99

12-08-2021

Answer:

Step-by-step explanation:

P = 2(L + W)

Area = L*W

Area = 192

(L + W)*2 = 56

L+W = 28

L = 28 - W

W*(28 - W) = 192

28W - w^2 = 92

-w^2 + 28w - 192 = 0

w^2 - 28w + 192 = 0

This factors into

(w - 12)(w - 16) = 0

w - 12 = 0

w = 12

L = 28 - 12 = 16

Answer Link

Otras preguntas

"what are the largest values of n for which n! has fewer than 100 decimal digits

Outdoor sports paid $12,500 in dividends and $9,310 in interest over the past year. sales totaled $361,820 with costs of $267,940. the depreciation expense was

Ireland has a 23% VAT (value-added tax, similar to a sales tax). How much will the VAT be on a purchase of a €250 item?

What is 7 nickels to 47 dimes

By what percent will a fraction change if its numerator is decreased by 50% and its denominator is decreased by 25%?

If the general objective of our tax system is to raise revenue, why does the income tax allow deductions for charitable contributions and retirement plan contri

A bean sprout grows 3 inches in its first week, 2 inches in its second week, and 1.333 inches in its third week. If the sprout's growth follows this pattern how

Plz help: Who was the leader of the Communist supporters in China?

Need help with problem 26.

A group of individuals of the same species that live in a specific area is called a