Triangle Equations

Front

What is the equation to solve for x in the triangle equation x + 6 = 5x + 30?

Back

x + 6 = 5x + 30

Front

What is the missing angle measure if the total of angles in a triangle is 180 degrees and one angle is 78 degrees?

Back

102 degrees

Front

What is the equation to solve for x if x + 6 = 60?

Back

x + 6 = 60

Front

Which equation is correct to solve for x: x + 6 = x + 20 or 5x + 30 = x + 20?

Back

5x + 30 = x + 20

Front

What is the measure of each angle in an equilateral triangle?

Back

60 degrees

Front

What is the sum of the interior angles of a triangle?

Back

180 degrees

Front

If one angle of a triangle is 90 degrees, what type of triangle is it?

Back

Right triangle

Front

What is the relationship between the angles in a triangle?

Back

The sum of the angles in a triangle is always 180 degrees.

Front

If two angles of a triangle are 45 degrees each, what is the measure of the third angle?

Back

90 degrees

Front

What is the equation to find the missing angle if two angles are known?

Back

180 - (angle1 + angle2) = missing angle