alexia0 alexia0
  • 17-08-2020
  • Mathematics
contestada

OA) 30°
O B) 60°
D) 50°
OC) 90°

OA 30 O B 60 D 50 OC 90 class=

Respuesta :

devishri1977
devishri1977 devishri1977
  • 17-08-2020

Answer:

A) 30°

Step-by-step explanation:

Sum of three angles of a triangle = 180°

75° +75° + ∠WYZ = 180°

Add like terms

150° + ∠WYZ  = 180°

Subtract 150°from both sides

∠WYZ = 180 - 150

∠WYZ = 30°

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