For the following questions answer them individually
ABCD is a parallelogram in which AB = 7 cm, BC = 9 cm and AC = 8 cm. What is the length (in cm) of other diagonal?
A square is inscribed in a quarter circle in such a way that two of its adjacent vertices on the radius are equidistant from the centre and other two vertices lie on the circumference. If the side of square is √(5/2) cm, then what is the radius (in cm) of the circle?
A tower is broken at a point P above the ground. The top of the tower makes an angle 60° with the ground at Q. From another point R on the opposite side of Q angle of elevation of point P is 30°. If QR = 180 m, then what is the total height (in metres) of the tower?
If sin 5θ + sin θ = sin 3θ and 0 < θ < (π/2), then what is the value of θ (in degrees)?
The table given below represents the cost, revenue and tax rate for XYZ Limited for a period of 8 years. Cost and revenue are given in Rs '000 crores.Â
Â
Profit for any year = revenue — cost
Profit after tax for any year = profit of that year - tax of that year
tax on any year = tax rate of that year x profit of that year