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In isosceles triangle RST below, what is the value of y?


Triangle R S T. Angle T is 38 degrees and angles R and S are y.

In isosceles triangle RST below what is the value of yTriangle R S T Angle T is 38 degrees and angles R and S are y class=

Respuesta :

wegnerkolmp2741o

Answer:

y =71

Step-by-step explanation:

The sum of the angles of a triangle add to 180

y+y+38 = 180

Combine like terms

2y +38 =180

Subtract 38 from each side

2y+38-38 =180-38

2y = 142

Divide each side by 2

2y/2 =142/2

y = 71

amna04352

Answer:

71°

Step-by-step explanation:

total angle in a triangle is 180

y + y + 38 = 180

2y = 142

y = 71°

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