Unit 10 & 11 Review

Three shapes are shown: Shape J (a triangle), Shape K (a square), and Shape L (a trapezoid). Which shapes appear to have only one line of symmetry?

• Shape K only

• Shapes K and L only

• Shape J only

• Shapes J and L only

A triangle has one pair of perpendicular sides and two acute angles. Is the triangle an acute, obtuse, or right triangle? The triangle is a ______ triangle because it has a ______ angle and two acute angles."

• right; right
• left; left

• acute; acute

• obtuse; obtuse

How many rays are shown in the figure below?

• 1

• 2

• 3

• 4

Which type of triangle has perpendicular sides?

• An obtuse triangle

• An acute triangle

• A right triangle

• None of these

Which figure has at least one acute angle, right angle, and obtuse angle?

• Figure T

• Figure W

• Figure X

• Figure Y

The drawing shows four lines through a figure. Three of the lines are lines of symmetry. Which line does NOT appear to be a line of symmetry for this figure?

• Line w

• Line x

• Line y

• Line z

Maribel drew a shape. The shape has exactly one pair of opposite sides that are parallel. None of the sides are perpendicular to each other. Which shape can be the one Maribel drew?

• Trapezoid

• Rhombus

• Square

• Rectangle

A drawing is shown. What does the drawing show?

• Two line segments that appear to be parallel

• Two line segments that appear to be perpendicular

• Two lines that appear to be parallel

• Two lines that appear to intersect

Deon sorted figures into groups. The figures shown were sorted into the same group. Which statement best describes the figures in this group?

• Each figure has only one obtuse angle.

• Each figure has at least one acute angle.

• Each figure has only one pair of parallel sides.

• Each figure has at least one pair of perpendicular sides.

Which angles appear to have a measure of 160°? Select TWO correct answers.

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