2 years ago

In isosceles triangle RST below what is the value of y

Mathematics

2 answers:

Aleks [24]2 years ago

7 0

Answer:

Step-by-step explanation:

Troyanec [42]2 years ago

5 0

Answer:

y=71

Step-by-step explanation:

The sum of the angles in a triangle is 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

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