nicuursu99960 nicuursu99960
  • 03-07-2020
  • Mathematics
contestada

work out size of angle cde​

work out size of angle cde class=

Respuesta :

fluffyowo
fluffyowo fluffyowo
  • 03-07-2020

Step-by-step explanation:

CDE = 2x, DEF = x

hexagon = 720°

720 = 115 + 145 + 160 + 90 + 2x + x

720 = 3x + 510

720 - 510 = 3x

210 = 3x

x = 210 ÷ 3

x = 70°

CDE = 2x

= 2(70)

= 140°

Answer Link

Otras preguntas

Which shows 7 2/9 written as an improper fraction? 65/9, 79/2, 72/9 or 23/9?
How do you work this out ? h= -16t²+64+0=0
Which of the following is equivalent to the expression below? (51 x 19) over (51 x 27) 51/19, 51/27, 1 or 19/27?
put the word mechanical weathering into a sentence
After the passage of the Seventeenth Amendment, how many senators were elected to serve each state?
How well did President Roosevelt address conflicting evidence and viewpoints? when he was giving his speech
Which statements describe sustainable development? Fishing does not catch more fish than the number of fish that will be born to replace them. Sustainable devel
who was the first president?
find the slope of (0,1) and (2,7)
what two factors affect the rate of acceleration of an object ?