Math G.1.2 Review

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Which shape has both acute and obtuse angles?

• A

• B

• C

• D

• parallelogram

• rhombus

• square

• trapezoid

Which figure is an obtuse triangle?

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A set of shape names is given.

Select all the shapes that always contain perpendicular lines.

• Right Triangle

• Isosceles Triangle

• Rectangle

• Obtuse Triangle

• Rhombus

If a two-dimensional figure has a ______ angle, it will have perpendicular lines.

Which of the following figures is a right triangle?

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Which of these is an equilateral triangle?

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Wanda drew a triangle that had two acute angles and one 90º angle.

• right

• obtuse

• equilateral

• acute

Select all the shapes that have at least one set of parallel lines.

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