৭৯৫১
If C is the midpoint of the points A(2, - 1) and B(8, 5), find the length of AC.
উত্তর
3√2
৭৯৫২
A square and a circle have the same perimeter. The side of the length of square is 44 cm, what is the area of the circle?
উত্তর
2464 sq. cm.
৭৯৫৪
Find the maximum distance between two points on the perimeter of a rectangular garden whose length and breadth are 24 m and 7 m.
উত্তর
25 m
৭৯৫৫
The volume of a right circular cylinder is 25π cubic units and its height is 4 units. What is the circumference of its base?
উত্তর
5π
৭৯৫৬
The area of a trapezium is 120 square cm. The length of one of the parallel sides is 10 cm, and the distance between the parallel sides is 15 cm. Find the length of the other parallel side.
উত্তর
6 cm
৭৯৫৭
If the side length of a square is increased by 20%, by what percentage is the area of the square increased?
উত্তর
44%
৭৯৫৮
In the figure, lines m and n are parallel. If y - z = 60 then what is the value of x?
উত্তর
120°
৭৯৫৯
An observer 1.6 m tall stands 20 meters away from a tree. The angle of elevation from his eye to the top of the tree is 45°. What is the height of the tree?
উত্তর
21.6 m