Question
Maths
Jan. 20, 2019, 11:58 a.m.
Answer
PQ and RS are two parallel chords of a circle whose centre is O and radius is 10 cm. If PQ= 16cm and RS = 12cm, find the distance between PQ and RS if they lie
1. on the same side of centre O
2. on the opposite sides of centre O.
1. on the same side of centre O
2. on the opposite sides of centre O.
Maths
Jan. 20, 2019, 9:40 a.m.
Answer
find the co ordinates of foot of perpendicular drawn from the origin to plane 2x-3y+4z=6
Prove geometrical in that cos a + b is equal to Cos A into cos B minus sin a into Sin B sin find
cos 75 degree
How do we understand whether we must the ratios or identity while solving trigonometry?
Teachoo I'm not able to understand sums of derivatives by 1st principle in limits and derivatives lesson of class 11. Can u plz upload video lecture of any 1 sum of that concept.