Pythagorean Theorem Check in

What is a right triangle?

• A triangle where all sides equal 90 degrees

• A triangle where every angle is 90 degrees

• A triangle where all three sides are equal

• A triangle where there is a 90 degree angle

Tags

CCSS.8.G.B.6

CCSS.8.G.B.7

CCSS.8.G.B.8

Hypotenuse

• Vertical side in a right triangle

• Longest side in a triangle

• Horizontal side in a right triangle

• a² + b² = c²

What letter represents the hypotenuse?

• a

• b

• a and b

• c

Tags

CCSS.8.G.B.7

Define the term 'right angle'

• Three angles in a right triangle

• When two angles in a triangle are 90 degrees

• Any angle less than 90 degrees

• A 90 degree angle

Tags

CCSS.HSG.CO.A.1

What is the opposite of squaring a number?

• divide

• multiply 

• fractions

• square root

Tags

CCSS.8.EE.A.2

The sum of all angles in any triangle is

• 360

• 180

• I do not have enough information

• 540

The triangle inequality theorem states that the sum of the two shortest sides of a triangle must be ......... than the third side.

• less

• greater

• equal to

Which side lengths could make a triangle?

• 2, 3, 7

• 3, 4, 5

• 3, 4, 8

• 4, 5, 9

An obtuse triangle has

• one angle greater than 180 degrees

• one angle greater than 90 degrees

• all angles greater than 90 degrees

• all angles less than 90 degrees

supplementary angles add together to equal

• 90 degrees

• 180 degree

• 100 degrees

• 360 degrees