Topics 14 - 17 review

What type of construction do you see?

• midpoint

• angle bisector

• perpendicular bisector

• altitude

Tags

CCSS.HSG.CO.C.9

The drawing shows a compass and straight edge construction of...what?

• the bisector of a given angle

• a perpendicular to a given line at a point on the line

• a perpendicular to a given line from a point NOT on the line

• an angle congruent to a given angle

Tags

CCSS.HSG.CO.C.9

Finding the next number in the sequence requires what kind of reasoning?

1, -1, 2, -2, 3, ___

• Conjecture

• Deductive

• Counter Example

• Inductive

Obtuse angles are greater than 90 degrees.  This angle is 110 degrees, so it is obtuse. 

• Deductive
• Inductive

Tags

CCSS.4.G.A.1

What is the point of concurrency?

• Orthocenter

• Circumcenter

• Incenter

• Centroid

Tags

CCSS.HSG.C.A.3

What is the point of concurrency?

• Orthocenter

• Circumcenter

• Incenter

• Centroid

Tags

CCSS.HSG.C.A.3

If Z is the centroid, what type of segments are drawn?

• angle bisectors
• perpendicular bisectors
• altitudes
• medians

Tags

CCSS.HSG.CO.C.10

If XZ = 9, what is the length of ZR? 
**Remember the 2/3 rule

• 18
• 9
• 27
• 12

Tags

CCSS.HSG.CO.C.10

If G is the centroid of triangle ABC and GE= 7. Find the length of BE.

• 7
• 14
• 21
• Not Enough Informaion

Tags

CCSS.HSG.CO.C.10

When you draw the perpendicular bisectors of a triangle it creates the point of concurrency called the _____________.

• Centroid
• Incenter
• Circumcenter
• Orthocenter

Tags

CCSS.HSG.C.A.3