Worksheet Solutions: Geometrical Shapes

Q1: Identify the shape in the given figure.

Ans: The given figure depicts the 2D shape with 8 edges.
Thus, the given shape is an octagon.

Q2: Write the name of the following shapes.

Ans: The given figures contain 3D shapes.
The name of the first shape (left side) is a cube.
The name of the second shape (right side) is a triangular prism.

Q3: Count the number of edges, vertices and faces for the following shape.

Ans: The given figure represents the cuboid shape.
Here, the number of edges = 12
AB, BC, CD, DA, EF, FG, GH, HE, BF, CG, DH, AE
Vertices = 8
A, B, C, D, E, F, G, H
Faces = 6
ABCD, EFGH, DAEH, BCGF, CDHG, ABFE

Q4: What is the shape of a decagon?

Ans: A decagon is a 2D shape with 10 edges. The shape of a decagon is as follows.

Q5: What is the shape of the following figure?

Ans: The given shape is a right circular cylinder.

Q6: Find the number of triangles in the given figure.

Ans: The given figure contains 5 triangles.
One is the bigger triangle.
One triangle with dotted lines.
Three triangles are formed with the bases of dotted lines.

Q7: How many corners are there in the following shape?

Ans: The given shape has 7 corners. Three corners represent the vertices of a triangle in the given arrow shape. Four corners denote the vertices of a rectangle.

Q8: How many edges does the following shape have?

Ans: The given shape is a square pyramid.
Here, the number of edges = 8

Q9: Count the number of squares in the following figure.

Ans: The given figure is the net of a cube shape.
Here, the number of squares = 6

Q10: What is the name of the following shape?

Ans: The given figure is one of the quadrilaterals.
The name of the shape is a kite.