Unit 9 Review

Which figure appears to have no parallel sides?

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Tags

CCSS.4.G.A.2

Which figures appear to have more than one line of symmetry?

• Figures I and III

• Figures I and II

• Figures III and IV

• Figure IV

Tags

CCSS.4.G.A.3

Sandra drew a triangle that had all angles less than 90°. Which statement describes Sandra’s triangle?

• It is an obtuse triangle, because all the angles are less than 90°.

• It is a right triangle, because there is one angle that has 90°.

• It is an acute triangle, because all the angles are less than 90°.

• It is an acute triangle, because all the angles are 90°.

Tags

CCSS.4.G.A.2

CCSS.4.G.A.1

Jillian picked these two shapes out of several shapes. Which description best represents Jillian's shapes?

• Both shapes have two pairs of parallel sides.

• Both shapes have acute angles only.

• Both shapes have obtuse angles only.

• Both shapes have obtuse and acute angles.

Tags

CCSS.4.G.A.2

CCSS.4.G.A.1

What shape has four right angles and all-congruent sides?

• Pentagon

• Square

• Rhombus

• Triangle

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CCSS.4.G.A.2

CCSS.4.G.A.1

Which shape has exactly one pair of parallel sides?

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CCSS.4.G.A.2

CCSS.4.G.A.1

Which shape does NOT have perpendicular sides?

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CCSS.4.G.A.2

CCSS.4.G.A.1

Sally got a new cat. She bought the cat a crate for $33.49, 2 toys for $12.64 each, and cat food for $17.73. 

If Sally gave the cashier a $100 bill, how much change would she get back?

Mathematical Equivalence

ON

Tags

CCSS.4.MD.A.2

CCSS.4.NBT.B.4

CCSS.4.OA.A.3

Which equation shows a decimal and a fraction that are equivalent?

• 22.5 = 22  5⁄100

• 22.55 = 22 55⁄10

• 22.05 = 22 5⁄10

• 22.5 = 22 5⁄10

Tags

CCSS.4.NF.C.5

CCSS.4.NF.C.6

A triangle has no pairs of perpendicular sides, 2 acute angles and one obtuse angle.

Is the triangle an acute, obtuse, or right triangle?

The triangle is​ ​ ​ (a)  

• right because it has 1 right angle
• right because it has 2 acute angles
• obtuse because it has 2 acute and 1 obtuse angle
• acute because it has 3 acute angles

Tags

CCSS.4.G.A.2

CCSS.4.G.A.1