Triangles

Does a triangle with these side lengths exist?
15, 12, 9

• Yes
• No
• I don't know.

Tags

CCSS.7.G.A.2

Can the sides of a triangle have lengths 3, 4, and 9?

• Yes
• No

Tags

CCSS.7.G.A.2

Can the sides of a triangle have lengths 4, 11, and 13?

• Yes
• No

Tags

CCSS.7.G.A.2

What is a possible third side to a triangle with side lengths of 13 and 4?

• 9
• 12
• 8
• 5

What kind of triangle is this?

• equilateral

• isosceles

• scalene

Tags

CCSS.4.G.A.2

Complete the Theorem:

"The sum of the measures of the two smallest sides of a triangle...

• ...will equal the measure of the third side.

• ...cannot be more than the measure of the third side.

• ...must be greater than the measure of the third side.

• ...has nothing to do with the third side.

What are complementary angles?

• Angles that add up to 180°

• Angles that add up to 90°

• Angles that are equal to each other

• Angles that are opposite of each other when lines intersect.

Tags

CCSS.7.G.B.5

Find the missing angle

• 65

• 75

• 55

• 50

Tags

CCSS.7.G.B.5

Find the missing angle.

• 70

• 50

• 30

• 40

Tags

CCSS.7.G.B.5

What are supplementary angles?

• Angles that add up to 180°

• Angles that add up to 90°

• Angles that are equal to each other

• Angles that are opposite of each other when lines intersect

Tags

CCSS.7.G.B.5