Classify Angles and Triangles
Flashcard
•
Mathematics
•
9th Grade
•
Hard
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What type of angle is less than 90 degrees?
Back
Acute angle
Tags
CCSS.4.G.A.1
2.
FLASHCARD QUESTION
Front
What type of angle is exactly 90 degrees?
Back
Right angle
Tags
CCSS.4.G.A.1
3.
FLASHCARD QUESTION
Front
What type of angle is greater than 90 degrees but less than 180 degrees?
Back
Obtuse angle
Tags
CCSS.4.G.A.1
4.
FLASHCARD QUESTION
Front
What type of angle is exactly 180 degrees?
Back
Straight angle
Tags
CCSS.4.G.A.1
5.
FLASHCARD QUESTION
Front
What do you call angles that add up to 90 degrees?
Back
Complementary angles
Tags
CCSS.7.G.B.5
6.
FLASHCARD QUESTION
Front
What do you call angles that add up to 180 degrees?
Back
Supplementary angles
Tags
CCSS.7.G.B.5
7.
FLASHCARD QUESTION
Front
What type of triangle has all sides of different lengths?
Back
Scalene triangle
Tags
CCSS.4.G.A.2
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