List of top Mathematics Questions asked in CBSE Class X

If 2 sin A = 1, then the value of tan A + cot A is :
How many zeroes does p(x) = (x $-$ 2)(x + 3) have ?
Which of the following sequence is not an A.P. ?
The area of a semicircle of diameter 'd' is :
In the given figure \(\triangle\)ABC is shown, in which DE \(\parallel\) BC. If AD = 5 cm, DB = 2.5 cm and DE = 8 cm, then the length of BC is :
In the given figure, XY || QR, \(\frac{PQ}{XQ} = \frac{7}{3}\) and PR = 6.3 cm. Find the length of YR.
If tan A = \(\frac{4}{3}\), find sin A and cos A.
An ice-cream cone of radius \(r\) and height \(h\) is completely filled by two spherical scoops of ice-cream. If radius of each spherical scoop is \(\frac{r}{2}\), then \(h : 2r\) equals
A camping tent in hemispherical shape of radius \(1.4\) m, has a door opening of area \(0.50\) \(\text{m}^2\). Outer surface area of the tent is
Express cos A and tan A in terms of sin A.
The three vertices of a rhombus PQRS are P(2, \(-\)3), Q(6, 5) and R(\(-\)2, 1). Find the coordinates of the fourth vertex S and coordinates of the point where both the diagonals PR and QS intersect.
Two different dice are thrown together. Find the probability that the numbers obtained have : (i) even sum, (ii) even product.
The length of hypotenuse (in cm) of a right-angled triangle is 6 cm more than twice the length of its shortest side. If the length of its third side is 6 cm less than thrice the length of its shortest side, find the dimensions of the triangle.
If \(PQ\) and \(PR\) are tangents to the circle with centre \(O\) and radius \(4 \text{ cm}\) such that \(\angle QPR = 90^{\circ}\), then the length \(OP\) is
Arc \(PQ\) subtends an angle \(\theta\) at the centre of the circle with radius \(6.3 \text{ cm}\). If \(\text{Arc } PQ = 11 \text{ cm}\), then the value of \(\theta\) is
\(\frac{1 + \tan^2 A}{1 + \cot^2 A}\) equals to:
Three tennis balls are just packed in a cylindrical jar. If radius of each ball is \(r\), volume of air inside the jar is
Two different dice are rolled together. The probability that both the obtained numbers are less than 4, is
\(PQ\) is tangent to a circle with centre \(O\). If \(\angle POR = 65^{\circ}\), then \(m\angle OPR\) is
A circle centred at \((-1, 2)\) passes through the point \((0, 3)\). Radius of the circle is
It is given that \(\triangle ABC \sim \triangle EDF\). Which of the following is not true?
If roots of the quadratic equation \(x^2 - k\sqrt{3}x + 2 = 0\) are real and equal, then value of \(k\) is
Observe the graph of polynomial \(p(x)\). Number of zeroes of \(p(x)\) is
Mean and Median of a frequency distribution are 43 and 40 respectively. The value of mode is
Area of sector of a circle with radius \(18 \text{ cm}\) is \(198 \text{ cm}^2\). The measure of central angle is