Excel in your academics by accessing **McGraw Hill Math Grade 3 Answer Key PDF Chapter 11 Test **existing for free of cost.

## McGraw-Hill Math Grade 3 Chapter 11 Test Answer Key

**Write your answers.**

Question 1.

A regular polygon with three line segments is a __________

Answer:

A regular polygon with three line segments is a Triangle.

Question 2.

A part of a line that has one endpoint is a _____________

Answer:

A part of a line that has one endpoint is a Ray.

Question 3.

A quadrilateral has _________________ sides.

Answer:

A quadrilateral has four sides.

Question 4.

If an object is folded in half and the parts match, it has ______________

Answer:

If an object is folded in half and the parts match, it has Symmetry.

**Identify each figure. If the figure has a special name, write it.**

Question 5.

Answer:

Line segment

Explanation:

The above given figure is a line segment

It is a line with two end points on both the sides.

Question 6.

Answer:

Rectangle

Explanation:

The above given shape is a rectangle

It has 4 sides and 4 corners.

Question 7.

Answer:

Hexagon

Explanation:

The above given shape is a Hexagon

It has 6 sides and 6 corners.

Question 8.

Answer:

Angle

Explanation:

The above given figure represents an angle

An angle is the meeting point of 2 different lines.

Question 9.

Answer:

Ray

Explanation:

The above given figure is a line

A line has 1 end point and the other has no end.

Question 10.

Answer:

Non Polygon

Explanation:

The above given figure is not a polygon as it is not a closed figure.

**Tell whether the dashed lines in each figure show a line of symmetry. Place a check mark next to your answer.**

Question 11.

__________ yes

__________ no

Answer:

Explanation:

Yes, the dashed lines in the above figure show a line of symmetry as it divides the shape into equal parts.

Question 12.

__________ yes

__________ no

Answer:

Explanation:

No, the dashed lines in the above figure do not show a line of symmetry as it does not divides the shape into equal parts.

Question 13.

__________ yes

__________ no

Answer:

Explanation:

Yes, the dashed lines in the above figure show a line of symmetry as it divides the shape into equal parts.

Question 14.

__________ yes

__________ no

Answer:

Explanation:

No, the dashed lines in the above figure do not show a line of symmetry as it does not divides the shape into equal parts.

Question 15.

__________ yes

__________ no

Answer:

Explanation:

Yes, the dashed lines in the above figure show a line of symmetry as it divides the shape into equal parts.

Question 16.

__________ yes

__________ no

Answer:

Explanation:

No, the dashed lines in the above figure do not show a line of symmetry as it does not divides the shape into equal parts.

**Name each figure as a polygon or non polygon.**

Question 17.

Answer:

Non polygon

Explanation:

The above given figure is not a polygon as it is not a closed figure.

Question 18.

Answer:

Polygon

Explanation:

The above shape is a polygon as it has more than 3 sides and it is a closed shape.

Question 19.

Answer:

Non polygon

Explanation:

The above given figure is not a polygon as it is not a closed figure.

**Place a check mark next to the name of each polygon.**

Question 20.

__________ circle

__________ rectangle

__________ triangle

Answer:

Explanation:

I placed a check mark next to the name of the above polygon

It is a rectangle.

Question 21.

__________ hexagon

__________ octagon

__________ square

Answer:

Explanation:

I placed a check mark next to the name of the above polygon

It is a Hexagon.

Question 22.

__________ square

__________ triangle

__________ parallelogram

Answer:

Explanation:

I placed a check mark next to the name of the above polygon

It is a parallelogram.

**Tell whether each figure is or is not a quadrilateral. Place a check mark next to your answer. If the figure is a quadrilateral, write its name.**

Question 23.

____________ quadrilateral

____________ not quadrilateral

Answer:

Explanation:

A quadrilateral is a shape with 4 sides and 4 corners

The above given shape is a quadrilateral

Name of the shape is Rectangle.

Question 24.

____________ quadrilateral

____________ not quadrilateral

Answer:

Explanation:

A quadrilateral is a shape with 4 sides and 4 corners

The above given shape is not a quadrilateral

Name of the shape is Triangle.

Question 25.

____________ quadrilateral

____________ not quadrilateral

Answer:

Explanation:

A quadrilateral is a shape with 4 sides and 4 corners

The above given shape is a quadrilateral

Name of the shape is Parallelogram.

**Continue each pattern. Show the next three shapes or numbers.**

Question 26.

Answer:

Explanation:

I drew the next 3 shapes

The shapes i drew are box with lines and a empty box and a circle.

Question 27.

Answer:

Explanation:

The numbers in the above pattern are multiples of 3

I wrote the next 3 numbers in the pattern they are 21, 24 and 27.

Question 28.

Answer:

Explanation:

I drew the next 3 shapes

The shapes i drew are the upward arrow, right arrow and the downward arrow.