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43 votes
A triangle has two angles that are 33 degrees and 54 degrees. What is the third angle?

User Gaussblurinc
by
2.6k points

2 Answers

10 votes
10 votes

Answer:

93°

Explanation:

A triangle has two angles that are 33 degrees and 54 degrees. What is the third angle?

the sum of the interior angles in a triangle is 180°

remove the known angles from 180 and find the unknown angle

180 - 33 - 54 = 93°

User LiXCE
by
2.8k points
11 votes
11 votes

Answer:

93°

Explanation:

The sum of interior angles in a triangle is equal to 180°

Two of the angle measures are stated as 54° and 33° in this specific triangle.

Now, to find the missing angle, we need to add these measures up and subtract it from 180:

  • Let x represent the missing angle.

33° + 54° + x = 180°

  • Add like terms.

87° + x = 180°

  • Subtract 88° from both sides to isolate x.

x = 93°

User Cary Millsap
by
2.5k points