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2. Diagonals of a parallelogram are perpendicular to each other. Is this statement true? Give reason for your answer.
30
Jun
2. Diagonals of a parallelogram are perpendicular to each other. Is this statement true? Give reason for your answer. 2. Diagonals of a parallelogram are perpendicular to each other. Is this statement true? Give reason for your answer. June 30, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class 9 ,
1. Diagonals AC and BD of a parallelogram ABCD intersect each other at O. If OA = 3 cm and OD = 2 cm, determine the lengths of AC and BD.
30
Jun
1. Diagonals AC and BD of a parallelogram ABCD intersect each other at O. If OA = 3 cm and OD = 2 cm, determine the lengths of AC and BD. 1. Diagonals AC and BD of a parallelogram ABCD intersect each other at O. If OA = 3 cm and OD = 2 cm [...]
14. D and E are the mid-points of the sides AB and AC respectively of ∆ABC. DE is produced to F. To prove that CF is equal and parallel to DA, we need an additional information which is
30
Jun
14. D and E are the mid-points of the sides AB and AC respectively of ∆ABC. DE is produced to F. To prove that CF is equal and parallel to DA, we need an additional information which is 14. D and E are the mid-points of the sides AB and AC respectively of ∆ABC. DE [...]
13. Which of the following is not true for a parallelogram?
30
Jun
13. Which of the following is not true for a parallelogram? 13. Which of the following is not true for a parallelogram? June 30, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class 9 ,
12. The diagonals AC and BD of a parallelogram ABCD intersect each other at the point O. If ∠DAC = 32^o and ∠AOB = 70^o, then ∠DBC is equal to
30
Jun
12. The diagonals AC and BD of a parallelogram ABCD intersect each other at the point O. If ∠DAC = 32^o and ∠AOB = 70^o, then ∠DBC is equal to 12. The diagonals AC and BD of a parallelogram ABCD intersect each other at the point O. If ∠DAC = 32^o and ∠AOB = 70^o [...]
11. The figure formed by joining the mid-points of the sides of a quadrilateral ABCD, taken in order, is a square only if,
30
Jun
11. The figure formed by joining the mid-points of the sides of a quadrilateral ABCD, taken in order, is a square only if, 11. The figure formed by joining the mid-points of the sides of a quadrilateral ABCD is a square only if taken in order June 30, 2021 Category: Chapter 8 - Quadrilaterals , [...]
10. D and E are the mid-points of the sides AB and AC of ∆ABC and O is any point on side BC. O is joined to A. If P and Q are the mid-points of OB and OC respectively, then DEQP is
30
Jun
10. D and E are the mid-points of the sides AB and AC of ∆ABC and O is any point on side BC. O is joined to A. If P and Q are the mid-points of OB and OC respectively, then DEQP is 10. D and E are the mid-points of the sides AB and [...]
9. The figure obtained by joining the mid-points of the sides of a rhombus, taken in order, is
30
Jun
9. The figure obtained by joining the mid-points of the sides of a rhombus, taken in order, is 9. The figure obtained by joining the mid-points of the sides of a rhombus is taken in order June 30, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class 9 ,
8. If APB and CQD are two parallel lines, then the bisectors of the angles APQ, BPQ, CQP and PQD form
30
Jun
8. If APB and CQD are two parallel lines, then the bisectors of the angles APQ, BPQ, CQP and PQD form 8. If APB and CQD are two parallel lines BPQ CQP and PQD form then the bisectors of the angles APQ June 30, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class [...]
7. If bisectors of ∠A and ∠B of a quadrilateral ABCD intersect each other at P, of ∠B and ∠C at Q, of ∠C and ∠D at R and of ∠D and ∠A at S, then PQRS is a
30
Jun
7. If bisectors of ∠A and ∠B of a quadrilateral ABCD intersect each other at P, of ∠B and ∠C at Q, of ∠C and ∠D at R and of ∠D and ∠A at S, then PQRS is a 7. If bisectors of ∠A and ∠B of a quadrilateral ABCD intersect each other at P [...]