Saved Bookmarks
| 1. |
The sum of the circumference of a circle and the perimeter of the rectangle is 480cm. the area of the rectangle is 168cm². if the ratio of the radius of the circle to the breadth of the rectangle is 19:2, find the radius of the circle and the length of the rectangle. |
|
Answer» Step-by-step EXPLANATION: LET the RADIUS of circle be 19x and breadth of rect be 2x. perimeter of rect=2 (l+b),circumference of circle =2×22/7×19x 168=2 (l+2x)+44/7×19x 84=l+2x+22/7×19x Now solve for X |
|