Adding and Subtracting Rational Expressions

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

• 180 degrees

• 90 degrees

• 270 degrees

• 360 degrees

If an exterior angle of a triangle is 110 degrees, and one of the remote interior angles is 50 degrees, what is the measure of the other remote interior angle?

• 40 degrees

• 70 degrees

• 50 degrees

• 60 degrees

In a triangle, if the angles are 90 degrees, 32 degrees, and 58 degrees, which side is the longest?

• BC

• AC

• Cannot be determined

• AB

If the sides of a triangle are 11x, 12x, and 13x, which angle is the largest?

• Angle L

• Cannot be determined

• Angle P

• Angle K

What must be true for three sides to form a triangle?

• The sum of all three sides must be equal

• The sum of any two sides must be less than the third side

• The sum of any two sides must be equal to the third side

• The sum of any two sides must be greater than the third side

Given sides of lengths 3, 9, and 12, can these form a triangle?

• No

• Yes

• Cannot be determined

• Only if the sides are rearranged

If two sides of a triangle are 7 and 2, what is the range of possible lengths for the third side?

• Between 4 and 9

• Between 4 and 10

• Between 5 and 9

• Between 5 and 10

If the angles of a triangle are represented as 4e, 5e, and 36 degrees, what is the value of e?

• 12

• 14

• 16

• 18

If one angle of a triangle is 88 degrees and another is 31 degrees, what is the measure of the third angle?

• 62 degrees

• 64 degrees

• 61 degrees

• 63 degrees

In a right triangle with angles 90 degrees, 42 degrees, and 48 degrees, which side is the hypotenuse?

• AB

• AC

• Cannot be determined

• BC