# Grade 4 Math - 2D Shapes Quiz

18 Questions

2D Shapes for Grade 4 Math

• 1.
1. Which of the following is a seven-sided polygon?
• A.

Triangle

• B.

Heptagon

• C.

Hexagon

• D.

Octagon

• E.

Acute Triangle

• 2.
What is the measurement of a right angle?
• A.

30 degrees

• B.

45 degrees

• C.

90 degrees

• D.

180 degrees

• E.

360 degrees

• 3.
Which of the following angle measurements is NOT an obtuse angle?
• A.

100 degrees

• B.

180 degrees

• C.

45 degrees

• D.

95 degrees

• E.

360 degrees

• 4.
4.Which of the following is a polygon whose sides are all the same length, and whose angles are all the same?
• A.

Triangle

• B.

Heptagon

• C.

Acute Triangle

• D.

Regular Polygon

• E.

Octagon

• 5.
A shape that contains only one pair of pararellel sides.
• A.

Rhombus

• B.

Trapezoid

• C.

Square

• D.

Triangle

• 6.
A shape that has four equal sides and opposite angles equal.
• A.

Square

• B.

Rhombus

• C.

Both a and b

• D.

Neither a or b

• 7.
A shape that has four congruent sides and four right angles.
• A.

Square

• B.

Rectangle

• C.

Rhombus

• D.

Trapezoid

• 8.
A shape that has one right angle.
• A.

Acute triangle

• B.

Obtuse triangle

• C.

Equilateral triangle

• D.

Right triangle

• 9.
All squares are rectangles.
• A.

True

• B.

False

• 10.
All quadrilaterals have one pair of parallel sides.
• A.

True

• B.

False

• 11.
All rectangles are squares.
• A.

True

• B.

False

• 12.
A triangles with all three sides equal is called _____________.
• 13.
A triangle with only two sides equal is called an ________________.
• 14.
The sum of the angles in a triangle is ___________.
• 15.
The sum of the four angles in a quadrilateral is ______________.
• 16.
Each angle in an equilateral triangles measures _____________.
• 17.
All squares are a rhombus.  Explain why this statement is true or false.
• 18.
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