NNAT Geometric Concepts and Shape Properties

Question 1

Which shape has exactly 4 sides of equal length AND 4 right angles?

Accepted Answer

Square

Answer

A square is the only quadrilateral with both four equal sides and four right angles.

Question 2

How many lines of symmetry does a circle have?

Accepted Answer

Infinite

Answer

A circle can be folded along any diameter and the halves will match, giving it infinite lines of symmetry.

Question 3

A flat shape with exactly 3 sides and 3 angles is called a:

Accepted Answer

Triangle

Answer

A triangle is defined as a polygon with exactly three sides and three interior angles.

Question 4

Which of the following shapes has exactly 6 sides?

Accepted Answer

Hexagon

Answer

A hexagon has exactly 6 sides; 'hex' is the Greek prefix for six.

Question 5

What type of angle measures exactly 90 degrees?

Accepted Answer

Right

Answer

A right angle measures exactly 90 degrees and is often marked with a small square symbol.

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