7thGradeLoser
7thGradeLoser 7thGradeLoser
  • 21-12-2017
  • Mathematics
contestada

The perimeters of the square and the regular pentagon are equal.

The perimeters of the square and the regular pentagon are equal class=

Respuesta :

wolf1728
wolf1728 wolf1728
  • 21-12-2017
Since the perimeters are equal then:

(3x + 3) * 4 = (x + 8) * 5
12x + 12 = 5x + 40
7x = 28
x =4
Perimeter of square = (3*4 + 3) * 4 =
(12 + 3) * 4 = 60

Perimeter of pentagon = (4 + 8) * 5 =
(12) * 5 = 60

The answer is 60





Answer Link
cutelittlema2468 cutelittlema2468
  • 30-09-2020

Answer:

D) 60

Step-by-step explanation:

Answer Link

Otras preguntas

How does the brightness of a bulb tell you about the energy of electrons passing through it?
What do sound waves, light waves, and ocean waves all have in common?
reduce the answare11/13x3/22 to lowest term
Joy walks to school in 4 minutes. It takes Carol 5 times as long to walk to school as it does Joy. How long does it take Carol to walk to school?
What is the term for a group of organisms that are able to interbreed and produce fertile offspring? A. biological species B. population C. ecosystem D. ge
What two numbers multiply to 24 and add to 23?
The friction that prevents an object from moving when a force is applied is ________ friction.
What is greater? 5/8 or 4/6?
Which puritan value most influenced the emerging neoclassical style? A. faith B. predetermination C. Simplicity D. Original Sin.
What is 1.50 rounded to the nearest tenth?