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

Which of the following represents the set of integers greater than or equal to -5? Multiple Choice: A. { -5,-6,-7….} B. {-5,-4,-3…. } C. { -5,-4,-3….3,4,5 } D.
Which trinomial is equivalent to (3x-2)(x+4)
How did the expansion of railroads affect commerce?
How did the expansion of railroads affect commerce?
What is 24/40 in simplest form
What is 15/100 in simplest form
describe the steps involved in the fractional distillation of crude oil answer in such a way bcz it is a 3 mark question
Name the process in animals which require meiosis to take place
Is glass biotic or abiotic
How is the entire noun clause used in the sentence? That these little creatures survive in these small pools of water is amazing. A. Subject B. Object of Prepos