ICSE − Q & A

Guys I often lose marks in geometry part.. Plz give me tips and important sums I need it fast plz any suggestion is welcome....

pls answer the question given below!!!!!!!!

Can anybody explain what is hit and trail method and hit and error method which arent mentioned in my text...guys how do we have to split the middle term of a quadratic equation if the product which we get from end terms is quite high ?? like if the product is 1800 or something like that

A solid sphere and a solid hemisphere have same total surface area. Find the ratio of their volumes.

Find the equation of a line which has y intercept 4 and is parallel to the line 2x-3y-7=0. Find the coordinates of the point where it cuts the x axis.
How do we do the second part?

+ 1 more questions by gunareddy  

How do we show three points are collinear using section formula?
asked by Harshi baby (gunareddy) 8 years ago
2

For solving quadratic equations, to find out the square root can we use the tables book or should we use division method of finding square root??

ans.the question that i asked. it is in the comments in the form of image.
            i bet you it is a hard nut to crack for sure. one who ans. sure get above 90 in exam

AB and CD are two chords intersecting chords in a circle intersecting at E.If AB=6cm and if CE=2.5cm,find length of CD.
Pls can  someone help me  out....(This is the question word to word with no diagram given)

x²-5x-1800=0 can someone tell me how do we split 5x ..

http://www.respaper.com/yogesh/261-pdf.html Q7 b