Name: Class: Date: 2. I have four vertices. I have four right angles and all my sides are the same length.

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1. Circle the right triangles. Use the corner of a piece of paper to check. 2. I have four vertices. I have four right angles and all my sides are the same length. What am I? 3. I have four vertices. All my sides are the same length and I have no right angles. What am I? 4. I have four vertices. I have exactly one pair of parallel sides. What am I? 5. Answer this riddle. I have three sides and all my sides are the same length. What shape am I? 6. Answer this riddle. I have three sides and I contain a right angle. What shape am I? Powered by Cognero Page 1

7. Answer this riddle. I have four sides. I have two pairs of equal sides and four right angles. What shape am I? 8. Draw a shape that is a parallelogram with at least one right angle. This shape is a. 9. Draw a shape with all four sides equal. This shape is a. 10. Solve the riddle. I am a quadrangle. All of my sides are the same length and I have no right angles. Draw my shape. I am a. Powered by Cognero Page 2

11. There may be more than one correct name for the geometric figure. Identify all of the correct names. A polygon, quadrangle, parallelogram B polygon, quadrangle, parallelogram, rhombus C polygon, quadrangle D polygon, quadrangle, parallelogram, rectangle, rhombus, square 12. There may be more than one correct name for the geometric figure. Identify all of the correct names. A polygon, quadrangle, parallelogram, rectangle, rhombus, square B polygon C polygon, quadrangle D polygon, quadrangle, parallelogram, rhombus Powered by Cognero Page 3

13. There may be more than one correct name for the geometric figure. Identify all of the correct names. A polygon, quadrangle, parallelogram, rectangle B polygon, quadrangle, parallelogram C polygon, quadrangle, parallelogram, rectangle, rhombus, square D polygon, quadrangle 14. There may be more than one correct name for the geometric figure. Identify all of the correct names. A polygon B polygon, quadrangle, parallelogram, rectangle C polygon, quadrangle D polygon, quadrangle, parallelogram Powered by Cognero Page 4

15. There may be more than one correct name for the geometric figure. Identify all of the correct names. A polygon, quadrangle, parallelogram, rhombus B polygon C polygon, quadrangle D polygon, quadrangle, parallelogram, rectangle 16. a. Use a straightedge. Draw line segments to form a quadrangle. b. Use the points above to write one letter name for the quadrangle. c. Which letter names the right angle? angle Powered by Cognero Page 5

17. Use your template. Draw a rectangle and square. How are they alike? 18. Use your template. Draw a square and rhombus. How are they different? Powered by Cognero Page 6

19. How long is the fence around the dog? meters 20. Find the perimeter of the regular hexagon. The perimeter is cm. Powered by Cognero Page 7

21. The perimeter of the triangle shown below is 24 m. What is the length of side BC? meters 22. Draw a rectangle with an area of 20 square centimeters. Use the formula below to help you. Area of rectangle = length of base height: A = b * h Powered by Cognero Page 8

23. a. Draw a rectangle with a perimeter of 18 centimeters. b. How do you know the perimeter is 18 cm? c. What is the area of your rectangle? sq cm d. How did you find the area? Powered by Cognero Page 9

Answer Key 1. Circled right triangles: 2. Square 3. Rhombus 4. Trapezoid 5. Equilateral triangle 6. Right triangle 7. Rectangle 8. Sample drawings: rectangle (or square) 9. Sample drawings: rhombus (or square) Powered by Cognero Page 10

10. Sample answer: rhombus 11. A 12. D 13. C 14. C 15. B 16. a. b. Sample answer: SALT c. S Powered by Cognero Page 11

17. Sample answer: Both have 4 right angles. Opposite sides are parallel for both shapes. 18. Sample answer: A square must have 4 right angles. 19. 120 20. 24 21. 10 22. Sample answer: Powered by Cognero Page 12

23. Sample answers: a. b. My rectangle is 6 cm long and 3 cm wide. I added the lengths of the 4 sides: 6 + 6 + 3 + 3 = 18. c. 18 sq cm d. Sample answer: I multiplied the length of the rectangle by the width of the rectangle: 6 3 = 18; I counted the square centimeters within the rectangle. Powered by Cognero Page 13

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