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Study Island

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Generation Date: 07/26/2021 Generated By: Jennifer Fleming

1. An equilateral is always an example of a/an:

I. II. scalene triangle III.

A. I only

B. II and III

C. I and II

D. II only

2. Which of the following is true about a ?

Parallelograms always have four congruent sides. A.

The of a parallelogram always bisect each other. B.

Only two sides of a parallelogram are . C.

Opposite of a parallelogram are not congruent. D.

3. What is the difference between a and a ?

A rectangle has opposite sides parallel and a rhombus has no sides parallel. A.

A rectangle has four right angles and a rhombus has opposite angles of equal measure. B.

A rhombus has four right angles and a rectangle has opposite angles of equal measure. C.

A rectangle has opposite sides of equal measure and a rhombus has no sides of equal measure. D.

4. What is a property of all ? The four sides of a rectangle have equal length. A.

The opposite sides of a rectangle are parallel. B.

The diagonals of a rectangle do not have equal length. C.

A rectangle only has two right angles. D.

5. An obtuse triangle is sometimes an example of a/an:

I. scalene triangle II. isosceles triangle III. IV. right triangle

A. I or II

B. I, II, or III

C. III or IV

D. II or III

6. What is the main difference between and ?

Squares always have four interior angles which each measure 90°; rhombuses do not. A.

Rhombuses always have four interior angles which each measure 90°; squares do not. B.

Squares always have four congruent sides; rhombuses do not. C.

Rhombuses always have four congruent sides; squares do not. D.

7. The triangle fits which of the following classifications?

Picture is not drawn to scale.

I. Acute II. Equilateral III. Right IV. Scalene A. I and IV

B. IV only

C. I and II

D. II and IV

8. The triangle fits which of the following classifications?

Picture is not drawn to scale.

I. Acute II. Isosceles III. Equilateral IV. Right A. I and III

B. I only

C. I and II

D. III and IV

9. The triangle fits which of the following classifications?

Picture is not drawn to scale.

I. Isosceles II. Scalene III. Right IV. Obtuse A. I and III

B. III and IV

C. III only

D. II and III

10. A rectangle is always an example of a:

I. rhombus II. parallelogram III. A. I

B. II

C. I, II, III

D. III

11. An obtuse triangle is sometimes an example of a/an:

I. scalene triangle II. isosceles triangle III. equilateral triangle IV. right triangle

A. III or IV

B. I, II, or III

C. I or II

D. II or III

12. An equilateral triangle is always an example of a/an:

I. right triangle II. acute triangle III. obtuse triangle

A. II only

B. I only

C. III only

D. I, II and III

13. An equilateral triangle is always an example of a/an:

I. isosceles triangle II. scalene triangle III. right triangle

A. II only

B. II and III

C. I only

D. I and II

14. Which characteristics best describe an obtuse isosceles triangle?

I. One is greater than 90°. II. All side lengths are equal. III. Two sides meet at a 90° angle. IV. Two sides are equal in length. A. I and IV

B. I and II

C. III and IV

D. II and III

15. A parallelogram is always an example of a:

I. rectangle II. rhombus III. square A. I

B. II

C. none of these

D. I, II, and III

16. An equilateral triangle is always an example of a/an:

I. right triangle II. acute triangle III. obtuse triangle

A. I only

B. II only

C. I, II and III

D. III only

17. Swali created the graphic organizer below.

Which of the following explains the relationship that she used to organize the ? A. and non-quadrilaterals

B. and non-parallelograms

C. rectangles and non-rectangles

D. and non-polygons

18. Classify the below.

I. parallelogram II. rectangle

III. rhombus IV. square Note: Figure is not drawn to scale. A. I and III

B. III only

C. I and II

D. II and III

19. Use the graphic organizer to answer the question below.

Which term would correctly label box I? A. Triangle

B.

C.

D. Parallelogram

20. Classify the shape below.

I. parallelogram II. rectangle III. rhombus IV. square

V. trapezoid Note: Figure is not drawn to scale. A. I and III

B. I, III, and V

C. V only

D. I and V

21. Classify the shape below.

I. parallelogram II. rectangle

III. rhombus

IV. square

Note: Figure is not drawn to scale. A. II and IV

B. II only

C. I, II, and III

D. I and II

22. Which set of properties describes a square?

A square has four equal sides and two equal angles. A.

A square has four equal sides with no equal angles. B.

A square has two equal sides and four equal angles. C.

A square has four equal sides and four equal angles. D.

23. Which of the following is a that always has four equal sides and opposite angles congruent?

A. rhombus

B. rectangle

C. trapezoid

D. parallelogram

24. An equilateral triangle is always an example of a/an:

I. isosceles triangle II. scalene triangle III. right triangle

A. II only

B. I and II

C. II and III

D. I only

25. A square is always an example of a:

I. rectangle II. rhombus III. parallelogram A. III

B. I, II, and III

C. I

D. none of these

26. Which of the following is a quadrilateral which must contain diagonals that are always congruent and must always have four 90° angles?

A. parallelogram

B. rectangle

C. rhombus

D. trapezoid

27. Which of the polygons listed below have at least four sides?

I. II. Quadrilaterals III. IV. V.

A. I, II, III, IV, and V

B. II, III, IV, and V

C. III, IV, and V

D. IV and V

28. Classify the shape below.

I. parallelogram II. rectangle

III. rhombus IV. square

Note: Figure is not drawn to scale. A. IV only

B. I, II, III, and IV

C. II, III, and IV

D. I, II, and IV

29. A rhombus is always an example of a: I. rectangle II. parallelogram III. square A. I

B. none of these

C. II

D. I and III

30. Which of the polygons listed below have at least three angles?

I. Triangles II. Quadrilaterals III. Pentagons IV. Hexagons

A. IV

B. I, II, III, and IV

C. III and IV

D. II, III, and IV