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Start learning 50% faster. Sign in nowFor a right-angled triangle, the radius r of the inscribed circle is given by the formula: r = (a + b - c)/2 where a and b are the perpendicular sides, and c is the hypotenuse. Here, a = 12 cm, b = 16 cm, and c = 20 cm. So, r = (12 + 16 - 20)/2 = 8/2 = 4 cm. Correct answer: b. 4 cm
If 'x' is a positive integer such that x + 1/x = 2, then find the value of (x3 + x2 − 2x – 6)/(4x4 + 2x2
In the question, two equations I and II are given. You have to solve both the equations to establish the correct relation between x and y and choose the...
Cost price of an article is Rs. M and its marked price is 300% more than cost price. If he wants to earn a profit of 100% then, what percent of discount...
A rectangular garden has a length of 100 cm. The ratio of the width of the garden to the side of a square flower bed is 5: 8. If the ratio of the perime...
The ratio of milk and water in a mixture of 28 litres is 4 : 3. Find the quantity of milk in the mixture?
A person, 'Q', uses 40% of their monthly income on food and then spends 60% of what is left on rent. After covering these expense...
A rectangle has a perimeter of 60 cm, and the ratio of its length to its width is 3:2. Find the length of its diagonal.
Vessel A contains 50% more milk than water, while Vessel B contains 40% more water than milk. If the mixtures from Vessel A and Vessel B are combined in...
In a class of 80 students, 75% of the students passed in Mathematics, and 85% passed in English. If 60% of the students passed in both subjects, how man...
Find the sum of areas of surfaces of an open chalk box that is in the shape of Cuboid.
Statement I: Sum of all three dimensions of the chalk ...
