What would be the area of a rectangle whose area is equal to the area of a circle of radius 7 cm ?

What would be the area of a rectangle whose area is equal to the area of a circle of radius 7 cm ?
1). 77 $$cm^2$$
2). 154 $$cm^2$$
3). 184 $$cm^2$$
4). 180 $$cm^2$$

---

Join Telegram Group

Answer This Question
Name:
Email:
Answer :
Sum of (2+2)
Submit:

Other Questions

1. If volume of the cube is 1000 cm3, then what is the perimeter of one face of that cube?

2. A gear 12 cm in diameter is turning a gear 18 cm in diameter. When the smaller gear has 42 revolutions, how many has the larger one made

3. A wooden bowl is in shape of a hollow hemisphere of internal radius 8 cm and thickness 1 cm. Find the total surface area of the bowl?

4. The volume (in cu.m.) of rain water that can be collected from 1.5 hectares of ground in a rainfall of 5 cm is

5. The perimeter of two squares are 24 cm and 32 cm.The perimeter (in cm) of a third square equal in area to the sum of the areas of these squares is:

6. The ratio of the length and breadth of a rectangular parallelopiped is 5:3 and its height is 6 cm. If the total surface area of the paralleloplped be 558sq. cm. then its length in dm is

7. A circle and a rectangle have the same perimeter. The sides of the rectangle are 12cm and 10 cm. What is the area of the circle?

8. ABC is a triangle with base AB. D is a point on AB such that AB = 5 and DB = 3. What is the ratio of the area of $\triangle ADC$ to the area of $\triangle ABC$

9. If the radius of a sphere is in creased by 2 cm, then its surface area increases by 352 sq.cm.. The radius of the sphere initially was : (use $\pi$ = $\frac{22}{7}$)

10. The area of rectangular ground is 1805 sq. m and its length is 5 times its breadth. There is a 3 m wide racing track inside the ground all around. The cost of construction of track is Rs. 40 per sq. metre. Find the total cost of construction of whole track.