how we know that point d lie on d' why not d' lie on d in theoram 10.12
why only the point outside lie on the cirvle why not the point on the circle lie on the point outside
Question
question 5,6,7,8
in the adjoining figure, PA and PB are two tangents drawn from the external point P of a circle where A and B are two contact points of respective tangents. prove that 1) 2 times of angle PAB =angle APB 2) 2 times of angle ABP= Angle AOB
Maths
Feb. 14, 2019, 10:14 a.m.
Answer
in the adjoining figure, PA and PB are two tangents drawn from the external point P of a circle where A and B are two contact points of respective tangents. prove that 1) 2 times of angle PAB =angle APB 2) 2 times of angle ABP= Angle AOB
a number can be divided completely by 12 and 30.what is the smallest value of the number
Maths
Feb. 13, 2019, 9:53 p.m.
Answer
In a certain chemical reaction the rate of conversion of a substance at time t is proportional to the quantity of the substance still untransformed at the instant. At the end of one hour 60 grams remain and at the end of 4 hours 21 grams. How many grams of the substance were there initially.
