12/12 Unit 6 Review

Flashcard
•
Mathematics
•
10th - 12th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
Given TO=7a+5 and OR=8a, find the value of 'a' and the length of TR.
Back
a=5, TR=80
Tags
CCSS.HSG.CO.C.10
2.
FLASHCARD QUESTION
Front
What is the definition of an Orthocenter?
Back
The orthocenter is the point where the three altitudes of a triangle intersect.
Tags
CCSS.HSG.CO.C.10
3.
FLASHCARD QUESTION
Front
What is the definition of a Centroid?
Back
The centroid is the point where the three medians of a triangle intersect, and it is also the center of mass.
Tags
CCSS.HSG.CO.C.10
4.
FLASHCARD QUESTION
Front
What is the definition of a Circumcenter?
Back
The circumcenter is the point where the perpendicular bisectors of the sides of a triangle intersect, and it is the center of the circumcircle.
Tags
CCSS.HSG.C.A.3
5.
FLASHCARD QUESTION
Front
What is the definition of an Incenter?
Back
The incenter is the point where the angle bisectors of a triangle intersect, and it is the center of the incircle.
Tags
CCSS.HSG.C.A.3
6.
FLASHCARD QUESTION
Front
How do you find the length of TR if TO=7a+5 and OR=8a?
Back
Set TO equal to OR: 7a + 5 = 8a, solve for 'a', then substitute 'a' back to find TR.
7.
FLASHCARD QUESTION
Front
What is the relationship between the sides of a triangle and its altitudes?
Back
The altitudes of a triangle are perpendicular segments from a vertex to the opposite side, and they can be used to find the area of the triangle.
Tags
CCSS.HSG.CO.C.10
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