alliekatz2005 alliekatz2005
  • 25-11-2019
  • Mathematics
contestada

A rectangular picture has a height that is 5/7 of its width. It’s area is 140 square inches. What are the dimensions of the picture?

Respuesta :

salatulmaghrib
salatulmaghrib salatulmaghrib
  • 25-11-2019
Area = a
width = w
height = h
a = wh
h = (5/7)w
h = 5w/7
a = (5w/7)(w)
a = 140
140 = (5w/7)(w)
140 = (5w^2)/7
sqrt((140*7)/5) = w
14 = w
h = 5*14/7 = 10

Dimensions: height 10 inches, width 14 inches
Answer Link

Otras preguntas

At a farmers market Kenny picks 5 cantaloupes that weigh a total of 27.52 pounds. Find the average weight of one cantaloupe
Use <,>or = -2 ? -6 ////
During the colonial America there was an abundance of labor's true or False
What is 5 over 8 - 3 over 5?Thanks!!!
Which pair of countries are both part of the Caribbean cultural region of North America? A. Nicaragua and Jamaica B. Florida and Puerto Rico C. Dominican Republ
A certain liquid sample has a volume of 14.7 mL and a mass of 22.8 grams. Calculate the density. 3.45 g/mL 2.25 g/mL 1.55 g/mL 4.15 g/mL
What does n^9/n^5 equal
Julián: ¿Cómo vas a pagar? ¿Tienes la tarjeta de crédito o de debito? Rafael: Sí, tengo ______ dos. los la las lo
What were two jobs that women had while living on the Great Plains
the biggest diamond ever found weighed about 1 and 1/2 lb uncut diamond were cut into 6 equal pieces how much would each piece weigh