The sides of a triangle are in the ratio 5: 12: 13 and its perimeter is 300 m, its area is?
5x + 12x + 13x = 300 => x = 10
a = 50, b = 120, c = 130
S = (50 + 120 + 130)/2 = 150
$\sqrt{150\times100\times30\times20}\rightarrow3000$
|
What is the area of square field whose side of length 15 m? |
Answer |
|
What is the area of a square field whose diagonal of length 20 m? |
Answer |
|
What is the perimeter of a square field whose diagonal is 8v2? |
Answer |
|
The ratio of the area of a square to that of the square drawn on its diagonal is? |
Answer |
|
The perimeter of one square is 48 cm and that of another is 20 cm. Find the perimeter and the diagonal of a square which is equal in area to these two combined? |
Answer |
|
If the perimeter of a rectangular garden is 600 m, its length when its breadth is 100 m is? |
Answer |
|
A rectangular field has area equal to 150 sq m and perimeter 50 m. Its length and breadth must be? |
Answer |
|
One side of a rectangular field is 4 m and its length along diagonal is 5 m. What is the area of the field? |
Answer |
|
A man walked 20 m to cross a rectangular field diagonally. If the length of the field is 16 cm. Find the breadth of the field is? |
Answer |
|
Sides of a rectangular park are in the ratio 3: 2 and its area is 3750 sq m, the cost of fencing it at 50 ps per meter is? |
Answer |