Students can use the Spectrum Math Grade 3 Answer Key Chapter 9 Pretest as a quick guide to resolve any of their doubts.

Check What You Know

Question 1.
Divide the circle into fourths. Label each fourth with the appropriate fraction.

Divide the given Circle into Equal amount of four halves with Equal parts. Then , Label each part with the fraction as 1 / 4, 1 / 4 , 1 / 4 and 1 / 4 which is as shown below.

Question 2.
Divide the square into thirds. Label each third with the appropriate fraction.

Divide the given Square into Equal amount of three halves with Equal parts. Then , Label each part with the fraction as 1 / 3, 1 / 3 and 1 / 3 which is as shown below.

Question 3.
Divide the rectangle into sixths. Label each sixth with the appropriate fraction.

Divide the given Rectangle into Equal amount of six halves with Equal parts. Then , Label each part with the fraction as 1 / 6, 1 / 6 , 1 / 6 , 1 / 6, 1 / 6 and 1 / 6 which is as shown below.

Complete the following.

Question 4.
Figure: square
Number of Sides: ____________
Number of Square Corners: _____________
Number of Other Corners: ______________
Square corner is nothing but having four sides with similar length and the four corners which exist at right angles (90 degrees)
Number of Sides:Â  4
Number of Square Corners:Â  4
Number of Other Corners:Â  Â  4

Question 5.
Figure: circle
Number of Sides: ____________
Number of Square Corners: _____________
Number of Other Corners: ______________
Square corner is nothing but having four sides with similar length and the four corners which exist at right angles (90 degrees)
Number of Sides:Â  Â 0
Number of Square Corners: 0
Number of Other Corners: 0

Question 6.
Figure: rectangle
Number of Sides: ____________
Number of Square Corners: _____________
Number of Other Corners: ______________
Square corner is nothing but having four sides with similar length and the four corners which exist at right angles (90 degrees)
Number of Sides: 4
Number of Square Corners: 4
Number of Other Corners: 4

Question 7.
Figure: cube
Number of Square Faces: ____________
Number of Triangle Faces: _____________
Number of Rectangle Faces: _____________
Number of Edges: ____________
A cube doesn’t have any Triangle (or) Rectangle face but contain six Equal faces that are listed as shown below.
Number of Square Faces:Â  6
Number of Triangle Faces: 0
Number of Rectangle Faces: 0
Number of Edges: 12

Question 8.
Figure: square pyramid
Number of Square Faces: ____________
Number of Triangle Faces: _____________
Number of Rectangle Faces: _____________
Number of Edges: ____________
In a square Pyramid the rectangular faces are totally absent but contain a Single Square face and the number of Edges are eight.
Number of Square Faces: 1
Number of Triangle Faces:Â  4
Number of Rectangle Faces: 0
Number of Edges: 8

Question 9.
Figure: sphere
Number of Square Faces: ____________
Number of Triangle Faces: ____________
Number of Rectangle Faces: ____________
Number of Edges:Â  ____________
A sphere has a single circular face and no Vertices and No edges .Therefore number of Square , Triangular , Rectangle faces are given as zero.
Number of Square Faces: 0
Number of Triangle Faces: 0
Number of Rectangle Faces: 0
Number of Edges: 0

Circle the shapes named.

Question 10.

Usually , Quadrilaterals are of six types .In the given diagrams , The Quadrilaterals are Rhombus , Arrow Navigator, Trapezoid and parallelogram having 4 sides and 4 vertices.

Question 11.
Circle the rectangles.