noribdoglover91471 noribdoglover91471

12-04-2018
Mathematics

contestada

The sides of a rectangle are in ratio 3:5 and the rectangle's area is 135 sq cm. find the dimensions of the rectangle.

Respuesta :

Аноним Аноним

12-04-2018

Ratio :
Width : Length
3 : 5

Let the factor be x

(3x)(5x) = 15x²

15x² = 135
x² = 9
x = √9
x = 3

Width = 3 x 3 = 9 cm
Length = 3 x5 = 15 cm

Answer: The dimension is 9cm by 15 cm

Answer Link

Otras preguntas

Centimeter, millimeter, decameter, meter, kilometer. Order each unit from most precise to least precise.

Green beetles survive because birds don't see them, whereas brown beetles get detected. This is an example of which mechanism of microevolution? A. gene flow

3. when Abraham Lincoln was president , "he" had a turkey named jack . ( 1 point ) A first person pronoun b. second person pronoun c . third person pronou

Figure out this missing number pattern:\ 1,1,2,3,5_,_,_

Connection between crime and unequal access to basic services

quitent and remainder for 58 divided by 8

Write the measure 29° 6' 6" as decimal to the nearest thousandth.

What is the approximate volume of a tree trunk if the trunk is 15 feet tall with a circumference of 4.5 feet?

Identify the polynomial(s) 1. a^2 + bcd^3 2. a^2 + b - cd^3 3. a^2 - b + c - d^3 Choices: • monomial • binomial • trinomial • four-term polynomial • fi

tell whether the expressions in each pair are equivalent 5·(4-4) and 0