4th Class Mathematics Geometry Question Bank

In the figure below all the lines meet at right angles.

Q1) Find the area of the figure.

 Answer

Total area of the shaded parts of the figure is 57cm².

Q2) The figure below is made up of a rectangle DECF and a square ABCD. The length of the rectangle is 4/5​  the length of the square. If the shaded area is 150 m², what is the length of the square?

Ans:____________________m

Answer

25

Q3) The breadth of a rectangular card is 20 cm. Its length is thrice as long as its breadth. Mr Lum draws a square in the middle of the rectangular card and shades it. The shaded square has an area of 100 cm². What is the area of the unshaded part of the card? (The figure below is not drawn to scale.)

Ans:____________________cm²

Answer

1100

Q4) 4 identical small squares of side 2 cm were cut from each corner of a rectangular piece of cardboard of length 12 cm and breadth 8 cm as shown below. Find the area of the remaining piece of cardboard as shown in the figure.

Ans:____________________cm²

Answer

80

Q5) In the figure below, ∠ e is __________.

Ans:____________________

Answer

128° 

Q6) In the diagram below, which line is both perpendicular to GJ and parallel to AB?

1. FB
2. IJ
3. DC
4. AH

Answer
B.

Q7) A square of sides 8 cm each has the same area as a rectangle. If the length of the rectangle is 16 cm, what is its breadth?

1. 2 cm
2. 4 cm
3. 12 cm
4. 24 cm

Answer

B.

Q8) How many angles in the figure below is/are smaller than 90° ?

Ans:____________________

Answer

4

Q9) Kylie has a piece of cardboard measuring 16 cm by 15 cm. She wants to cut out 2-cm square from the piece of cardboard. What is the maximum number of squares that Kylie can cut out?

1. 56
2. 60
3. 64
4. 120

Answer

A.

Q10) How many pair(s) of parallel lines is/are there in the figure shown below?

Ans:____________________

Answer

3