Explain how a square is. - a quadrilateral
- a parallelogram
- a rhombus
- a rectangle
- a quadrilateral
- a parallelogram
- a rhombus
- a rectangle
Solution and Explanation
(i) A square is a quadrilateral since it has four sides.
(ii) A square is a parallelogram since its opposite sides are parallel to each other.
(iii) A square is a rhombus since its four sides are of the same length.
(iv) A square is a rectangle since each interior angle measures \(90°\).
Top Questions on Some Special Parallelograms
- \(ABC\) is a right-angled triangle and \(O\) is the mid point of the side opposite to the right angle. Explain why \(O\) is equidistant from \(A, B\) and \(C\). (The dotted lines are drawn additionally to help you).
- CBSE Class VIII
- Mathematics
- Some Special Parallelograms
- Explain why a rectangle is a convex quadrilateral.
- CBSE Class VIII
- Mathematics
- Some Special Parallelograms
- Name the quadrilaterals whose diagonals.
- bisect each other
- are perpendicular bisectors of each other
- are equal.
- CBSE Class VIII
- Mathematics
- Some Special Parallelograms
- Identify all the quadrilaterals that have
- four sides of equal length
- four right angles
- CBSE Class VIII
- Mathematics
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- State whether True or False.
- All rectangles are squares.
- All rhombuses are parallelograms.
- All squares are rhombuses and also rectangles.
- All squares are not parallelograms.
- All kites are rhombuses.
- All rhombuses are kites.
- All parallelograms are trapeziums.
- All squares are trapeziums.
- CBSE Class VIII
- Mathematics
- Some Special Parallelograms
Questions Asked in CBSE Class VIII exam
- Subtract 4p2q – 3pq + 5pq2 – 8p + 7q – 10 from 18 – 3p – 11q + 5pq – 2pq2 + 5p2q
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- Addition and Subtraction of Algebraic Expressions
Fill in the blanks using the correct form of the verbs in brackets.
My little sister is very naughty. When she ____ (come) back from school yesterday, she had _____(tear) her dress. We _____(ask) her how it had _____(happen). She ______(say) she _____ _____ (have, quarrel) with a boy. She _____ _____ (have, beat) him in a race and he _____ ____ (have, try) to push her. She _____ ____ (have, tell) the teacher and so he _____ _____ (have, chase) her, and she _____ _____ (have, fall) down and _____ _____ (have, tear) her dress.
- CBSE Class VIII
- The Best Christmas Present in the world
- Match the organisms in Column A with their action in Column B.
A
B
(i) Bacteria (a) Fixing nitrogen (ii) Rhizobium (b) Setting of curd (iii) Lactobacillus (c) Baking of bread (iv) Yeast (d) Causing malaria (v) A protozoan (e) Causing cholera (vi) A virus (f) Causing AIDS (g) Producing antibodies - CBSE Class VIII
- Microorganisms
Say whether the following are true or false.
1. Ignesious lost his wife, two children, his father-in-law, and his brother-in-law in the tsunami.
2. Sanjeev made it to safety after the tsunami.
3. Meghna was saved by a relief helicopter.
4. Almas’s father realised that a tsunami was going to hit the island.
5. Her mother and aunts were washed away with the tree that they were holding on to.
- CBSE Class VIII
- The Tsunami
- If wheat is sown in the kharif season, what would happen? Discuss.
- CBSE Class VIII
- Basic Practices of Crop Production