meaclark28 meaclark28
  • 24-03-2021
  • Mathematics
contestada

what’s the value of x and what’s the angle?

whats the value of x and whats the angle class=

Respuesta :

crab0001
crab0001 crab0001
  • 24-03-2021

Answer:

X=9 Angle= 55

Step-by-step explanation:

The sum of all the angles of a triangle is always 180

so we add the angles

50 + 75 + (5x + 10)=180

125 +5x+ 10=180

135 +5x = 180

5x= 45

x=9

to find the angle we substitute x for 9

5(9)+10=55

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