# 4th Class Mathematics Geometry Question Bank

Posted by **Olympiad Tester** on

**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 57cm ^{2}.**

**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 m ^{2}, 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 cm ^{2}. What is the area of the unshaded part of the card? (The figure below is not drawn to scale.)**

**Ans:____________________cm ^{2}**

**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:____________________cm ^{2}**

**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?**

**FB****IJ****DC****AH**

**AnswerB.**

**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?**

**2 cm****4 cm****12 cm****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?**

**56****60****64****120**

**Answer**

** A.**

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

**Ans:____________________**

**Answer**

**3**