be6varriemaecaster be6varriemaecaster

09-05-2017
Mathematics

contestada

A small painting has an area of 400 cm^2. The length is 4 more than twice the width. Find the dimensions of the pool. Solve by completing the square. Round answers to the nearest tenth.

Respuesta :

trampoline trampoline

09-05-2017

A = l*w
l = 2w + 4
400 = (2w + 4)*w
0 = 2w^2 + 4w - 400

Then use the quadratic equation where a=2, b=4, and c=-400.

w = 13.2
l = 30.4

Answer Link

Otras preguntas

According to the neomercantilist perspective, states can be described by each of the following terms except: a) Protectionist b) Interventionist c) Free market

In-country risk assessment examines the potential trade risk between neighboring countries. Is this statement true or false?

Which statement would be appropriate for the medical assistant to include when teaching a patient about the proper use of medications? a) It's crucial to take y

You short-sell 200 shares of Rock Creek Fly Fishing Co., now selling for 50 per share. If you wish to limit your loss to 1,000, you should place a stop-buy orde

The legal released an equity action in which the plaintiff seeks to have the court force the other party to perform according to the contract is called a suit f

What is the most common challenge to project success? Options: a. technical b. communication c. cost d. schedule

When we condemn other cultures that are different from our own, we commit which of the following practices? a) Ethnocentrism b) Cultural relativism c) Cultural

Jennifer is saving up for a house. She would need $28,000 for a down payment on her dream home. She will invest a lump sum into a savings account with an intere

When a series of equal investments is made at equal time intervals, and the compounding period for the interest is equal to the time interval for the investment

Question content area top Part 1 Subjects for the next presidential election poll are contacted using telephone numbers in which the last four digits are random