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Name ____________________________
Triangle Review
1. Define Point – Shows a Location
2. Define Path - Shows a Change in Location
3. Define Segment - A straight path with 2 endpoints
4. Define Ray – A straight path with 1 endpoint
5. Define Line – A straight path with 0 endpoints
6. Define Angle – Two rays connected at a vertex
7. An angle is made of 2 RAYS_____ and a __VERTEX_______.
8. What is a vertex? The point where 2 rays meet
9. How do you name an angle? With 3 letters and the middle one
is the vertex
10. Draw an Axis System.
11. Label 0, 90, 180, and 270.
12. Label x and y-axis.
13. What direction does a point in Standard Position? To the Right
14. Define Scalene Triangle. Triangle with no equal sides
15. Define Isosceles Triangle. Triangle with 2 equal sides
16. Define Equilateral Triangle. Triangle with 3 equal sides
17. Define Acute Triangle. Triangle with all acute angles
18. Define Right Triangle. Triangle with one Right Angle
19. Define Obtuse Triangle. Triangle with one Obtuse Angle
20. In a Right Triangle, what is the name of the longest side
called? (Starts with an H) HYPOTENUSE
21. Rule - If 2 angles in a triangle are equal, then
the sides opposite of them are equal
22. The largest angle is always across from the
largest side
23. The smallest angle is always across from the
shortest side
24. Name 2 types of special right triangles.
a. 30-60-90
b. 45-45-90
25. In every triangle, the sum of the degrees is 180º
26. What is the name given to an unknown angle in Geometry?
THETA (Hint – It’s a Greek letter.)
27. What is a hypotenuse? Side across from right angle
28. What is an adjacent side? Side next to Angle THETA
29. What is an opposite side? Side across from Angle THETA