For the following questions answer them individually
BD and CE are two medians of the triangle ABC which intersect at point O. If EO = 7 cm, then the length of CE is
If $$sec^2\theta+tan^2\theta=\sqrt3$$ then $$sec^4\theta-tan^4\theta$$ then the value is
The average height of 30 boys out of a class of 50 is 160 cm. If the average height of the remaining boys is 165 cm, the average height of the whole class (in cm) is:
Three medians AD, BE and CF of ∆ABC intersect at G; Area of ∆ABC is 36 sq cm. Then the area of ∆CGE is
A chord of a circle is equal to its radius. A tangent is drawn to the circle at an extremity of the chord. The angle between the tangent and the chord is
If $$\pi sin\theta=1,\pi cos\theta=1$$ then $$\sqrt{3}tan(\frac{2}{3}\theta)+1$$ the value isÂ
The difference between simple and compound interest (compounded annually) on a sum of money for 3 years at 10% per annum is Rs. 93. The sum (in Rs.) is: