Kidmarkham4227 Kidmarkham4227

14-03-2018
Mathematics

contestada

The length of a rectangle is twice it’s width. If the perimeter of the rectangle is 60 cm, find it’s area.

Respuesta :

mariamonique mariamonique

15-03-2018

Given that the length of the rectangle is twice its width and the perimeter is 60cm, then we can safely assume numbers that fit:
L=20
W=10
To make sure:
2(20)+2(10)=60
So, the area would be:
A=LxW
A=20(10)
A=200centimeter squared

Answer Link

Otras preguntas

Find the area of the shaded region. leave answers in simplest radical form 1) (isosceles) b= 40 in. side= 29 in.

If y varies directly with x and x=4 when, y=20, find k, the constant of variation.

2: find the slop and the y-intercept of the line represented by the equation. 7x + y = 8 I am having trouble with these, could someone please help me.

Find the number of sides of the regular polygon when the measure of an exterior angle is given. 1. 30° 2. 10°

Find the least number by which 1470 must be divided to get a number which is the perfect square?

A wheel 4 ft. in diameter makes x revolutions. Find x, given that the distance traveled by a point on the circumference of the wheel is 23169 ft. Round your ans

Factor the expression completely X^2-8x+16

7) Use the rules of exponents to evaluate or simplify. Write without negative exponents. 36^1/2 = ____

2: find the slop and the y-intercept of the line represented by the equation. 7x + y = 8 I am having trouble with these, could someone please help me.

the first nine amendments to the constitution deal with