Geometry - Grade 5

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  1. What is an obtuse angle?
    An angle that measures greater than 90°.

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  2. What is an acute angle?
    An angle that measures less than 90°.

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  3. What is a right angle?
    An angle made by a square corner. A right angle measures 90°.

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  4. What are the names we can use to sort triangles by angle measure?
    • 1) acute triangle
    • 2) right triangle
    • 3) obtuse triangle
  5. What is a right triangle?
    A triangle with one right angle.

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  6. What is an obtuse triangle?
    A triangle with one obtuse angle.

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  7. What is an acute triangle?
    A triangle with only acute angles.

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  8. What names can we use to sort triangles by side lengths.
    • 1) equilateral triangle
    • 2) isosceles triangle
    • 3) scalene triangle
  9. What is an equilateral triangle.
    A triangle having all sides equal in length.

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  10. What is an isosceles triangle.
    A triangle having two sides equal in length.

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  11. What is a scalene triangle?
    A triangle having no two sides equal in length.

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  12. Which of the following triangles is an equilateral triangle?Image Upload 10
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  13. Which of the following triangles is an isosceles triangle?Image Upload 12
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  14. Which of the following is a scalene triangle?
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  15. What is a polygon?
    • A closed 2-D shape with sides made from straight line segments.
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  16. What is a regular polygon?
    A polygon that has all sides equal and all angles equal.
  17. What is an irregular polygon?
    • A polygon that does not have all sides equal and all angles equal.
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  18. What is the name for all 3-sided polygons?
    Triangles
  19. What am I?

    I am a closed 2-D shape made from straight line segments.
    A polygon.
  20. I am a polygon.
    I am a quadrilateral.
    I only have one pair of parallel sides.
    I have two acute angles.
    I have two obtuse angles.
    • A trapezoid
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  21. I have four sides and four right angles.
    My opposite sides are the same.
    I have four corners.
    I am a 2D shape.
    • Rectangle.
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  22. What Am I?

    I have four sides.
    All my sides are equal in length
    I have two acute angles.
    I have two obtuse angles.
    • A rhombus.
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  23. What do "quad" and "lateral" mean in quadrilateral?
    • Quad is latin for: four
    • Lateral is latin for: sides
  24. What do "equi" and "lateral" stand for in the word equilateral?
    • Equi means equal.
    • Lateral means sides.
Author
ID
127759
Card Set
Geometry - Grade 5
Description
Introduction to geometry Grade 5
Updated
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