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Revision work sheet 1ST TERM VIII KB
- One angel of a triangle is equal to sum of the other two angles of that triangle. The two smaller angles are in the ratio 4:5. What are the angles of triangle?
- 6 times a number is equal to 4 times the sum of the number and 3 what the number is.
- Ajayan is ten years older than Vijayan , after two years Ajayan’s age will 3 times that of vijayan’s age what are their ages now.
- The sum of three consecutive natural numbers is 72 what are the numbers.
- Can sum of three consecutive odd numbers be 54? Why?
- A square of nine numbers marked in a calendar. The sum of all these numbers is 171. What are the numbers?
- The sum of three odd numbers is 69. What are the numbers?
- Length of rectangle is 12cm more than its breadth. Its perimeter is 64 cm find out length and breadth.
- The length of a room is 2 14 times the breadth. The perimeter of the room is 84 meters. What are the length and breadth of the room.
- Half a number added to the number gives 111. What is the number?
- The sum of the angles of a polygon is 4680 0.
- Find number of sides.
- Find sum of the angles if two side less.
- Prove that sum of exterior angles of triangle is 3600
- Find unknown angles.
- Is the sum of the outer angles of at three vertices of a pentagon equal to the sum of the inner angles of other two vertices?
- One angle of a regular polygonis 1440 how many sides does it have? Find each outer angle .
- Drow a hexagon of equal sides and unequal angles.
- The figure shows the regular hexagon ,regular pentagon and an equilateral triangle
- In regular hexagon ABCDEF , prove that ACDF is a rectangle.
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