1. When you get a question right, click a shell to reveal your score.

2. 515 10 20 You moved into a new house. One rectangular bedroom is 7 ft wide and 12 feet long. Another is 11 ft long and 9 feet wide. The third bedroom is a square. It is 9 ft wide. Which one should you select to have the largest room? The 11 by 9 room

3. 5151020 You have a swimming pool in your backyard. It is 32 ft long and 18 feet wide. What is the perimeter of your pool? 100 ft

4. 5151020 What is the area of this object? 16

5. 5151020 What is the name for a figure with three sides and three angles? triangle

6. 515 10 20 When length or angles in a shape are the same measure, you would call them... congruent

7. 5 151020 A closed plane figure formed by three or more line segments that meet at point called vertices is a... polygon

8. 5151020 I have 4 right angles, all congruent sides. What am I? Square

9. 5 151020 An equilateral acute triangle has three angles all congruent and all sides congruent. True or False True

10. 5151020 All three sides are 2cm long describes what shape? Equilateral triangle

11. 5151020 What shape is this? Quadrilateral, parallelogram, rectangle, rhombus, square, or trapezoid Quadrilateral and trapezoid

12. 5151020 What shape is this? Quadrilateral, parallelogram, rectangle, rhombus, square, or trapezoid Quadrilateral, parallelogram, and rectangle

13. 515 10 20 All three sides are different lengths, describes what triangle? Scalene

14. 5151020 A parallelogram can also be a square? True or False True

15. 5151020 Describe an obtuse angle. Greater than 90 degrees and less than 180 degrees

16. 5151020 A decagon is a quadrilateral. True or False False

17. 5 151020 A polygon which all sides and angles are congruent is called... A regular polygon

18. 5 151020 How many sides does a nonagon have? 9

19. 515 10 20 Is this shape a regular or not regular polygon? Regular polygon

20. 5151020 Is a rectangle a regular polygon or not a regular polygon? Not regular polygon

21. 5151020 A circle is a polygon. True or False False