Triangle Side Lengths and Angles

Find the value of x

Which triangle center is created by bisecting all three angles of the triangle?

• incenter

• circumcenter

What is this triangle center called?

• incenter

• circumcenter

• centroid

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

• No because undefinedand 15 is greater than 13.

• No because undefinedand 17 is greater than 11.

Solve for x.

• 6
• 5
• -11
• 4

Can the side lengths 9, 3, and 8 create a complete triangle? Why or why not?

• No because undefined and undefined

• No because undefined and undefined

If G is the circumcenter, what type of segments are drawn?

• perpendicular bisectors

• angle bisectors

Tags

CCSS.HSG.C.A.3

If the given side lengths of a triangle are 16 and 10 which can NOT be the third side?

• 25

• 22

• 27

• 21

Classify this triangle:

• Right

• Isosceles

• Scalene

• Equilateral

The circumcenter of a triangle is equidistant from the _______ of the triangle.

• vertices

• sides

• midsegments