Find the area of the quadrilateral of one of its diagonals is 20 cm and its off sets 9 cm and 6 cm?
A. 120 sq m
B. 150 sq m
C. 110 sq m
D. 300 sq m
Areas
The radius of a circle is increased by 1%. Find how much % does its area increases?
The radius of a circle is increased by 1%. Find how much % does its area increases?
A. 1.01%
B. 5.01%
C. 3.01%
D. 2.01%
The cross-section of a cannel is a trapezium in shape. If the cannel is 10 m wide at the top and 6 m wide at the bottom and the area of cross-section is 640 sq m, the depth of cannel is_________?
The cross-section of a cannel is a trapezium in shape. If the cannel is 10 m wide at the top and 6 m wide at the bottom and the area of cross-section is 640 sq m, the depth of cannel is_________?
A. 20 m
B. 60 m
C. 40 m
D. 80 m
The side of a square is increased by 25% then how much % does its area increases?
The side of a square is increased by 25% then how much % does its area increases?
A. 52.65
B. 56.25
C. 50.75
D. 42.75
The area of a parallelogram is 128sq m and its altitude is twice the corresponding base. Then the length of the base is_________?
The area of a parallelogram is 128sq m and its altitude is twice the corresponding base. Then the length of the base is_________?
A. 8 m
B. 10 m
C. 6 m
D. 12 m
The perimeter of a rhombus is 68 cm and one of its diagonals is 16 cm. Find its area?
The perimeter of a rhombus is 68 cm and one of its diagonals is 16 cm. Find its area?
A. 260 cm2
B. 240 cm2
C. 280 cm2
D. 220 cm2
The diagonals of a rhombus are 15 cm and 20 cm. Find its area?
The diagonals of a rhombus are 15 cm and 20 cm. Find its area?
A. 120 sq m
B. 300 sq m
C. 150 sq m
D. 480 sq m
1/2 * 15 * 20 = 150
The side of a rhombus is 26 m and length of one of its diagonals is 20 m. The area of the rhombus is_______?
The side of a rhombus is 26 m and length of one of its diagonals is 20 m. The area of the rhombus is_______?
A. 529 sq m
B. 240 sq m
C. 260 sq m
D. 480 sq m
Explanation:
262 – 102 = 242
d1 = 20 d2 = 48
1/2 * 20 * 48 = 480
The length and breadth of a rectangle is increased by 10% and 25% respectively. What is the increase in the area?
The length and breadth of a rectangle is increased by 10% and 25% respectively. What is the increase in the area?
A. 27.5%
B. 37.5%
C. 47.5%
D. 57.5%
Explanation:
100 * 100 = 10000
110 * 125 = 13750
———–
3750
10000 —— 3750
100 ——- ? => 37.5%
The length of a rectangle is increased by 25% and its breadth is decreased by 20%. What is the effect on its area?
The length of a rectangle is increased by 25% and its breadth is decreased by 20%. What is the effect on its area?
A. Remains same
B. 5% decrease
C. 5% increase
D. 10% increase
Explanation:
100 * 100 = 10000
125 * 80 = 10000
No change