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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.