Polygons and Triangles

In questions 1 - 4 state whether the figure is a convex polygon, non-convex polygon or not a polygon at all.
1. a. b. c.
2. a. b. c.
3. a. b. c.
4. a. b. c.

 

5. Which of the following are regular polygons?
a. square g. trapezoid
b. rhombus h. scalene triangle
c. isosceles triangle i. quadrilateral
d. rectangle j. isosceles trapezoid
e. equilateral triangle k. right triangle
f. parallelogram l. equiangular triangle

 

6. Which of the following are regular polygons?
a. d. g. j.
b. e. h. k.
c. f. i. l.

 

7. State whether the following triangles are right, obtuse, acute, scalene, isosceles or equilateral.
a. f.
b. g.
c. h.
d. i.
e. j.

 

ANSWERS

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