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12. Can all the angles of a quadrilateral be right angles? Give reason for your answer.
01
Jul
12. Can all the angles of a quadrilateral be right angles? Give reason for your answer. 12. Can all the angles of a quadrilateral be right angles? Give reason for your answer. July 1, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class 9 ,
11. Can all the angles of a quadrilateral be acute angles? Give reason for your answer.
01
Jul
11. Can all the angles of a quadrilateral be acute angles? Give reason for your answer. 11. Can all the angles of a quadrilateral be acute angles? Give reason for your answer. July 1, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class 9 ,
10. In Fig.8.2, ABCD and AEFG are two parallelograms. If ∠C = 55^o, determine ∠F.
01
Jul
10. In Fig.8.2, ABCD and AEFG are two parallelograms. If ∠C = 55^o, determine ∠F. 10. In Fig.8.2 ABCD and AEFG are two parallelograms. If ∠C = 55^o determine ∠F. July 1, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class 9 ,
9. In Fig.8.1, it is given that BDEF and FDCE are parallelograms. Can you say that BD = CD? Why or why not?
01
Jul
9. In Fig.8.1, it is given that BDEF and FDCE are parallelograms. Can you say that BD = CD? Why or why not? 9. In Fig.8.1 it is given that BDEF and FDCE are parallelograms. Can you say that BD = CD? Why or why not? July 1, 2021 Category: Chapter 8 - Quadrilaterals , [...]
8. In ∆ABC, AB = 5 cm, BC = 8 cm and CA = 7 cm. If D and E are respectively the mid-points of AB and BC, determine the length of DE.
01
Jul
8. In ∆ABC, AB = 5 cm, BC = 8 cm and CA = 7 cm. If D and E are respectively the mid-points of AB and BC, determine the length of DE. 8. In ∆ABC AB = 5 cm BC = 8 cm and CA = 7 cm. If D and E are respectively [...]
7. Can all the four angles of a quadrilateral be obtuse angles? Give reason for your answer.
01
Jul
7. Can all the four angles of a quadrilateral be obtuse angles? Give reason for your answer. 7. Can all the four angles of a quadrilateral be obtuse angles? Give reason for your answer. July 1, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class 9 ,
6. Diagonals of a rectangle are equal and perpendicular. Is this statement true? Give reason for your answer.
01
Jul
6. Diagonals of a rectangle are equal and perpendicular. Is this statement true? Give reason for your answer. 6. Diagonals of a rectangle are equal and perpendicular. Is this statement true? Give reason for your answer. July 1, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class 9 ,
5. All the angles of a quadrilateral are equal. What special name is given to this quadrilateral?
01
Jul
5. All the angles of a quadrilateral are equal. What special name is given to this quadrilateral? 5. All the angles of a quadrilateral are equal. What special name is given to this quadrilateral? July 1, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class 9 ,
4. In quadrilateral ABCD, ∠A + ∠D = 180o. What special name can be given to this quadrilateral?
01
Jul
4. In quadrilateral ABCD, ∠A + ∠D = 180o. What special name can be given to this quadrilateral? ∠A + ∠D = 180o. What special name can be given to this quadrilateral? 4. In quadrilateral ABCD July 1, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class 9 ,
3. Can the angles 110^o, 80^o, 70^o and 95^o be the angles of a quadrilateral? Why or why not?
01
Jul
3. Can the angles 110^o, 80^o, 70^o and 95^o be the angles of a quadrilateral? Why or why not? 3. Can the angles 110^o 70^o and 95^o be the angles of a quadrilateral? Why or why not? 80^o July 1, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class 9 ,