Altitudes in Triangles

• 4.8 cm

• 5.6 cm

• 6.4 cm

• 7.2 cm

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CCSS.HSG.CO.C.10

• 4.8 cm

• 5.2 cm

• 6.0 cm

• 7.2 cm

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What is the measure of ∠HKG?

• 60°

• 180°

• 90°

• 360°

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CCSS.HSG.CO.C.10

HK is an altitude in ΔGHI.Find the value of x.

• 90

• 21

• 24

• 43.5

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• 9

• 10

• 8

• 12

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A segment joining a vertex to the opposite side so that is perpendiuclar to that side.

• perpendicular bisector

• angle bisector

• median

• altitude

The altitudes of a triangle intersect at the _________________________.

• Centriod

• Circumcenter

• Incenter

• Orthocenter

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What type of lines are shown

• perpendicular bisectors

• medians

• altitudes

• angle bisectors

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13. Which line is an altitude?

• XY

• BY

• AZ

• XC

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