Respuesta :

To find value of x

Formula applied:

Exterior angle=Sum of interior angles

Answer:

  • x=66⁰+45⁰

  • x=111⁰✔

To find value of z:

Formula applied:

Exterior angle=Sum of interior angles

Answer:

  • 119⁰=43⁰+z⁰

  • 119⁰-43⁰=z⁰

  • z⁰=76⁰✔

To find value of y:

  • ∠1+66⁰=180⁰(L.P)

  • ∠1=180⁰-66⁰

  • ∠1=114⁰

Formula used:

Sum of angles of a triangle =180⁰

Answer:

  • ∠ 1+30⁰+y⁰=180⁰

  • 114⁰+30⁰+y⁰=180⁰

  • y⁰=180⁰-144⁰

  • y⁰=36⁰✔
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