myalena011317 myalena011317

03-05-2021
Mathematics

contestada

A rectangle is 2 feet longer than it is wide. If the area is 8 square feet, find its perimeter.
.....Ft

Respuesta :

clarch19 clarch19

03-05-2021

Answer:

12 feet

Step-by-step explanation:

w = width

w+2 = length

w(w+2) = 8

w² + 2w - 8 = 0

(w+4)(w-2) = 0

w = -4 exclude because a length cannot be negative

w = 2

length = 2+2 or 4

P = 2(2)+2(4)

P = 4+8 or 12

Answer Link

Otras preguntas

Graph: f(x) = -√x Step 1: Evaluate the function to find three points. f(0) = -1 0 1 -2 2 1 -2 9 y 2 6 x x y

I went shopping for a new car. the suggested manufacturers price is $26,985. With discounts for first time car buyer, being a college graduate, and the Labor Da

96 members are going to pass a resolution to select a team leader. If 1/6 of the members voted in favor and 2/5 of the members voted against how many did not vo

A marathon had 618 runners registered. Of these runners, about 0.8% completed the race in under 2 h 15 min. a) How many runners completed the race in this time?

Please, i need help for part b, my hw is due tomorrow, please help, any help will be appreciated, The graph shows the speed of a vehicle during the final 50 s

Evaluate the expression 8 x 1. 5

Solve each of the following equations. Show its solution set on a number line. Check your answers. |3x-2| = 19

( brainliest ) SERIOUS ANSWERS ONLY! 1. I earn 1.25 Points every 1-8 Minutes. Im trying to reach my goal of 5000 points. How many minutes / Hours / Days would

Explain the different stages in nutrition of amoeba ?

Identify the domain and range x -5 -2 1 5 7 y 10 11 4 10 15