গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৬৯৮১–১৭০০০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- For which value of the angle of elevation, length of a stick and length of its' shadow is equal? MCQ
- The angle of elevation of a tower becomes 60° from 45° by moving 60 metres towards a Minar. Find the height of the Minar. MCQ
- If a circle has a radius of 5 units, what is its circumference? MCQ
- In the following figure, ∠CAB = 90°, then ∠CDB =?
MCQ - What is the length of the diagonal of a square whose area is 4 times of another square with diagonal as 5√2 cm? MCQ
- A circle touches all four sides of a quadrilateral PQRS. If PQ = 11 cm. QR = 12 cm and PS = 8 cm. Then what is the length of RS? MCQ
- One of the diagonals of a rhombus is double the other diagonal. Its area is 36 sq. cm. The sum of the diagonal is? MCQ
- A parallelogram has a base of 30m and height is 10m long. Then its area is- MCQ
- A tree leaned due to storm. The stick with height of 7 meter from its foot was leaned against the tree to make it straight. If the angle of depression at the point of contacting with the stick on the ground is 30°, find the length of the stick. MCQ
- If each side of a square is increased by 25%, find the percentage change in its area. MCQ
- If the angle of depression at a point on the ground 20 meters from the top of the house is 30°, then find the height of the house. MCQ
- The length of a rectangle is twice its breadth. If its length is decreased by 5 cm and breadth is increased by 5 cm, the area of the rectangle is increased by 75 sq. cm. Find the length of the rectangle. MCQ
- The distance between two parallel tangents of a circle is 20 cm, then the radius of the circle is- MCQ
- The area of a rectangle is 252 cm2 and its length and breadth are in the ratio of 9 : 7 respectively. What is its perimeter? MCQ
- The angle of elevation of the sun, when the length of the shadow of a tree is √3 times the height of the tree is: MCQ
- Find the ratio of the areas of the incircle and the circumcircle of a square. MCQ
- The angle of elevation of the top of a building from a point on the ground, which is 30 m away from the foot of the building, is 30°. The height of the building is: MCQ
- The difference between the circumference and the radius of a circle is 185 cm. Find the diameter of the circle. MCQ
- A wire can be bent in the form of a circle of radius 7cm. If it is bent in the form of a square, then what will be its area? MCQ
- In the first 10 overs of a cricket game, the run rate was only 3.2. What should be the rate in the remaining 40 overs to each the target of 282 runs? MCQ