Question
O is the centre of larger circle, OP is the diameter of smaller circle and AB is the common tangent to the circles at P. if OCB is a straight line segment prove that PCxPC=OCxBC
The cost of two kg of apples and 1 kg of grapes on a day was found to be Rs. 160. After a month the cost of 4 kg apples and 2 kg grapes is Rs. 300. Represent the situation algebraically and graphically.
A tyre manufacturing company kept a record of the distance coveredbefore a tyre needed to be replaced. The table shows the results of 1000 cases.If you buy a tyre of this company, what is the probability that :(i) it will need to be replaced before it has covered 4000 km?(ii) it will last more than 9000 km?(iii) it will need to be replaced after it has covered somewhere between 4000 km and 14000 km
- If the points A(6,1), B(8, 2), C(9, 4) and D(p, 3) are the vertices of a parallelogram, taken in order, find the value of p.
The rogers rowing a dork rangoli vivid joe powdered he has 90 in a row how many roseville his rangoli have for arizona doors are there is there are 8 rose if there are 10 rose6
A circle Park of 20 is situated in a colony three boys ankur syed and David are Sitting at equal distance on it boundary each having a toy telephone in his hands to talks each other find the length of the string of each phone
Show that if diagonal of a quadrilateral are equal and bisect each other at right angles then it is a square
Maths
Feb. 11, 2019, 7:19 p.m.
Answer
Edge of a cube is increased by 10%.Bywhat percent its lateral surface area would increase?