Soccergirl1910 Soccergirl1910
  • 01-01-2018
  • Mathematics
contestada

If a particular polygon has exterior angles that measure (x+5)°, (2x-7)° and (5x+10)°, what is the value of x?

Respuesta :

Аноним Аноним
  • 01-01-2018
The sum of the exterior angles of any polygon is 360°.
x + 5 + 2x - 7 + 5x + 10 = 360
8x + 8 = 360    added all x terms 1x + 2x + 5x = 8x and constants 5 - 7 +10 = 8
8x + 8 - 8 = 360 - 8
8x = 352
x = 44    divided both sides of the equation by 8
Answer Link

Otras preguntas

01 mc)a population of jellyfish has shown a sharp decline. what types of factors should be investigated?
The innermost electron shell of an atom can hold up to how many electrons
Do you know the answer to this
Krystal puts three pencils in order from longest to shortest. What is a fast way to order the same pencils from shortest to longest?
You can use the results from a search on a database in all of these ways except to ____.
90% of what number is 45? Please explain how you got answer.
In animal farm, what promise does animalism hold for the animals
An antique store increases all of its prices by $40\%$, and then announces a $25\%$-off-everything sale. What percent of the original prices (before the increas
Which ordered pair comes from the table?
In an experiment to study the effect of ultraviolet light on bacteria, it was concluded that ultraviolet light has a sterilizing effect on bacteria. Which of th