tiqahalias217
tiqahalias217 tiqahalias217
  • 13-06-2021
  • Mathematics
contestada

(a) The diagram shows four angles around a point
1. Write down an equation in x and y
2. Simplify your equation
3.Find y when x=65°

a The diagram shows four angles around a point1 Write down an equation in x and y2 Simplify your equation3Find y when x65 class=

Respuesta :

Luv2Teach
Luv2Teach Luv2Teach
  • 13-06-2021

Answer:

Step-by-step explanation:

The degrees around a point = 360, so

1. x + 95 + 3y + 80 = 360 so

2. x + 3y = 185

3. 65 + 3y = 185 and

3y = 120 so

y = 40

Answer Link
s1664686
s1664686 s1664686
  • 13-06-2021

Answer:

y=40

Step-by-step explanation:

sum of all 3 angles : 240

3y+240=360

3y=360-240=120

y=3÷120

y=40

Answer Link

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