Relationships in Triangles

Which set of 3 sides could create a triangle?

• 2, 3, 5

• 4, 9, 14

• 7, 8, 21

• 5, 6, 7

Tags

CCSS.7.G.A.2

Two sides of a triangle are 7 and 12 inches. What is the range of the possible side length of the third side?

• 5 < x < 19

• 5 > x > 19

• 5 < x > 19

• 4 < x < 20

List the sides in order from shortest to longest.

• DE, EF, DF

• Angle E, Angle D, Angle F

• DF, EF, DE

• Angle F, Angle D, Angle E

Tags

CCSS.HSG.CO.C.10

Which angle do you think is opposite of side X?

• angle a
• 9
• angle c

A line that is perpendicular to a segment at its midpoint is called a ____________.

• midsegment

• perpendicular bisector

• median

• altitude

Perpendicular segments create _______ ?

• obtuse angles
• acute angles
• right angles
• parallel angles

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

What is the name for segment BD in the picture?

• tangent line

• midsegment

• perpendicular bisector

• median

Tags

CCSS.HSG.CO.C.10

What is the length of segment ZY ?

• cannot be determined

• 1.35

• 5.4

• 2.7

Tags

CCSS.HSG.CO.C.9

Put the sides of the triangle in order from smallest to largest.

• TS, RT, RS

• TS, RS, RT

• RT, TS, RS

• RS, RT, TS

Tags

CCSS.HSG.CO.C.10

Put the angles in order from smallest to largest.

• X, Y, Z

• Z, X, Y

• Y, X, Z

• Y, Z, X

Tags

CCSS.HSG.CO.C.10