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Start learning 50% faster. Sign in nowFrom I => x2 - 33x + 242 = 0 => x2 - 22x - 11x + 242 = 0 =>x(x – 22) -11(x – 22) = 0 => (x – 11) (x – 22) = 0 => x = 11, 22 From II => y2 - 4y - 77 = 0 => y2 – 11y + 7y - 77 = 0 =>y(y - 11) +7(y – 11) = 0 => (y + 7) (y – 11) = 0 => y = -7, 11 Hence, x ≥ y
If I is the incentre of ΔABC , if ∠ BAC = 500 , then what is the measure of ∠ BIC?
A regular polygon has an interior angle of 144°. How many sides does the polygon have?
Find the area of triangle having sides 9 m, 40 m, and 41 m.
Find the area of triangle having sides in the ratio 2:4:5 & the perimeter of the triangle is 22 cm
PQ and PR are the two chords of a circle. The tangents at Q and R meet at A. If ∠QPR = 64°, then the measure of ∠QAR is?
What will be inradius of an equilateral triangle of side 2 cm?
What will be circumradius of a right angle triangle whose base is 9 cm & height is 40 cm ?
In ∆ABC, AD = DB , DE is parallel to BC, and the area of ∆ABC is 20 cm2. What is the area of ∆ADE in cm2 ?
In the given figure, two identical circles of radius 4 cm touch each other. A and B are the centres of the two circles. If RQ is a tangent to the circle...