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

what SI unit would best be used to express the height of your classroom ceiling ?
How far does Franklin Roosevelt deserve his reputation as one of the greatest US presidents?
Propane and oxygen react according to the equation: C₃H₈(g) + 5O₂(g) → 3CO₂(g) + 4H₂O(g). How many grams of water can be produced from the complete combustion o
names is often given to the journey of africans who were brought to the americas as slaves?
What is 0.75 as a fraction in simplist form
Sound: The more _______ a sound has, the _________ its volume is.
what planet starts with e?
Each verb below, one noun does not go with it. Which one? 1/ discover ( the truth, a cure, DNA, gold ) 2/ make ( cars, a discovery, a phone call ) 3/ tell ( hel
What military strategy defeated cornwallis at yorktown?
how do you model the square root of 16