manzoDeew9ilbiblue manzoDeew9ilbiblue

15-03-2017
Mathematics

contestada

The length of a rectangular banner is 5 feet longer than its width. if the area is 84 square feet, find the dimensions.

Respuesta :

rarrininger rarrininger

15-03-2017

length = w+5
A = l x w
84 = w +5 x w
84 = w² + 5w
w = -12 or w = 7
Since you can't have a negative length W=7
Length = 7+5
length = 12
Width= 7

Answer Link

Otras preguntas

BRAINLIESTTT ASAP!! :) Explain why the graph of a quadratic equation has the shape of a parabola?

As a health care worker, you are keenly aware of how important it is to avoid harming patients. you worry about inadvertently transmitting an infectious disease

what is the GCF of the terms of the polynomial. 44x5 + 16x3

Use tens to solve 13-7

The Pythagorean theorem describes the relationship between the lengths of legs a and b and the hypotenuse c of any right triangle. a 2 + b 2 = c 2 Complete t

what phenomenon is responsible for moving sedimentary and metamorphic rock into.the Earth's interior?

Study these maps. Based on the maps, what conclusion can be drawn about the Assyrian empire?

A slice of pizza contains 29 g of carbohydrate, 13 g of protein and an unknown amount of fat. if the pizza contains 280 kcal, how many grams of fat are present?

Which is not a safe practice while exercising? wearing earphones while running running on a crowded street running in a well-lit area running through an empty p

According to esherick, why did the boxer rebellion become such a famous historical event?