NCERT Class 8
4. Examine the table. (Each figure is divided into triangles and the sum of the angles deduced from that.) What can you say about the angle sum of a convex polygon with number of sides? (a) 7 (b) 8 (c) 10 (d) n
11
Oct
4. Examine the table. (Each figure is divided into triangles and the sum of the angles deduced from that.) What can you say about the angle sum of a convex polygon with number of sides? (a) 7 (b) 8 (c) 10 (d) n 2. How many diagonals does each of the following have? a) A [...]
3. What is the sum of the measures of the angles of a convex quadrilateral? Will this property hold if the quadrilateral is not convex? (Make a non-convex quadrilateral and try!)
11
Oct
3. What is the sum of the measures of the angles of a convex quadrilateral? Will this property hold if the quadrilateral is not convex? (Make a non-convex quadrilateral and try!) 3. What is the sum of the measures of the angles of a convex quadrilateral? Will this property hold if the quadrilateral is not [...]
2. How many diagonals does each of the following have? a) A convex quadrilateral (b) A regular hexagon (c) A triangle
11
Oct
2. How many diagonals does each of the following have? a) A convex quadrilateral (b) A regular hexagon (c) A triangle 2. How many diagonals does each of the following have? a) A convex quadrilateral (b) A regular hexagon (c) A triangle October 11, 2020 Category: Chapter 3 - Understanding Quadrilaterals , Maths , NCERT [...]
1. Given here are some figures. Classify each of them on the basis of the following. (a)Simple curve (b) Simple closed curve (c) Polygon (d) Convex polygon (e) Concave polygon
11
Oct
1. Given here are some figures. Classify each of them on the basis of the following. (a)Simple curve (b) Simple closed curve (c) Polygon (d) Convex polygon (e) Concave polygon 1. Given here are some figures. Classify each of them on the basis of the following. (a)Simple curve (b) Simple closed curve (c) Polygon (d) [...]
7. The denominator of a rational number is greater than its numerator by 8. If the numerator is increased by 17 and the denominator is decreased by 1, the number obtained is 3/2. Find the rational number.
11
Oct
7. The denominator of a rational number is greater than its numerator by 8. If the numerator is increased by 17 and the denominator is decreased by 1, the number obtained is 3/2. Find the rational number. 7. The denominator of a rational number is greater than its numerator by 8. If the numerator is [...]
Solve the following equations. 5. (7y + 4)/(y + 2) = -4/3
11
Oct
Solve the following equations. 5. (7y + 4)/(y + 2) = -4/3 Solve the following equations. 5. (7y + 4)/(y + 2) = -4/3 October 11, 2020 Category: Chapter 2 - Linear Equations in One Variable , Maths , NCERT Class 8 ,
Solve the following equations. 4. (3y + 4)/(2 – 6y) = -2/5
11
Oct
Solve the following equations. 4. (3y + 4)/(2 – 6y) = -2/5 Solve the following equations. 4. (3y + 4)/(2 – 6y) = -2/5 October 11, 2020 Category: Chapter 2 - Linear Equations in One Variable , Maths , NCERT Class 8 ,
Solve the following equations. 3. z/(z + 15) = 4/9
10
Oct
Solve the following equations. 3. z/(z + 15) = 4/9 Solve the following equations. 3. z/(z + 15) = 4/9 October 10, 2020 Category: Chapter 2 - Linear Equations in One Variable , Maths , NCERT Class 8 ,
Solve the following equations. 2. 9x/(7 – 6x) = 15
10
Oct
Solve the following equations. 2. 9x/(7 – 6x) = 15 Solve the following equations. 2. 9x/(7 – 6x) = 15 October 10, 2020 Category: Chapter 2 - Linear Equations in One Variable , Maths , NCERT Class 8 ,
Solve the following equations. 1. (8x – 3)/3x = 2
10
Oct
Solve the following equations. 1. (8x – 3)/3x = 2 Solve the following equations. 1. (8x – 3)/3x = 2 October 10, 2020 Category: Chapter 2 - Linear Equations in One Variable , Maths , NCERT Class 8 ,