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

how does precipitation return to the water cycle

Is two thirds the same as four sixths

Please help. Full explanation if you can. 1. The ratio of boots to sandals in a shoe store is 8:3. If there are 245 more boots than sandals in the store, how ma

why is a conductor important in science terms

What are the 5 Great Lakes?

True or False: 1. all trapezoids are scalene? 2. all squares are rhombuses? 3. all rectangles are squares? 4. all squares are rectangles? 5. all parallelograms

How did most africans become slaves?

What issues led to the revolts in South America? social injustice slavery emigration economic restrictions

you run 100m in 25s. If you later run the same distance in less time, explain if your speed increases or decreases

find a pair of square numbers which give a difference of 39