hayleiivory hayleiivory

20-01-2021
Mathematics

contestada

Two angles of a triangle measure 55 degrees and 20 degrees, what is the measure of the third angle of the triangle?

Respuesta :

devishri1977 devishri1977

20-01-2021

Answer:

Third angle = 105

Step-by-step explanation:

Let the third angle be x

55 + 20 + x = 180 {Angle sum property of triangle}

75 + x = 180 {Subtract 75 from both sides}

x = 180 - 75

x = 105

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