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The sum of the angles of a triangle is 180°.

a. Write a number sentence to represent the situation pictured at the right.

b. Find m2C and mA.

The sum of the angles of a triangle is 180°. a. Write a number sentence to represent-example-1
User Samirah
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1 Answer

6 votes

Answer:

Explanation:

a. the triangle situation can be represented by the equation 3x + 30 = 180

b.

m<C

3x + 30 = 180

3x = 150

x = 50

m<C = 50

m<A = 2(50)

m<A = 100

User George Brown
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