It is D because ALL triangles have at least 2 acute angles. It's the third angle that classifies or names it.
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thief
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gift
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fairy
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baam
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25
Which color flags show only parallelograms?
red, blue, and orange
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25
Quinn says that the figure is a rhombus, but Brooke disagrees. Who is correct and why?
Brooke is correct because the figure is a parallelogram. A rhombus ALWAYS has congruent (equal) sides and a parallelogram had 2 pairs of opposite equal sides.
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25
Parker says that this shape is a parallelogram. Is he correct? Why or why not.
Parker is not correct because the "kite" does NOT have 2 pairs of opposite parallel sides.
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20
A rectangle has one side that is 6 centimeters long and another side that is 4 centimeters long. What is the perimeter of the rectangle?
20 centimeters
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25
Triangles can be classified by the length of their ________ and the measure of their ________.
sides, angles
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What are the properties of a square? I'm looking for the most specific properties.
A square is a parallelogram with 4 congruent (equal) sides and 4 right angles.
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20
Which 2-D figure can be classified using every name on the Venn diagram?
square
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What is true of any polygon?
It is a closed shape with at least 3 straight sides and 3 angles.
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20
True or False: All 3 sides of an isosceles triangle are congruent.
False: Only 2 sides are congruent and the third side is different.
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20
Classify this triangle by its sides and angles.
Scalene, Right (See the square corner?)
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seesaw
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gift
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thief
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heart
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fairy
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lifesaver
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25
What are the properties of a trapezoid?
A trapezoid is a special quadrilateral with at least one pair of parallel sides.
