definition: a circle is the set of all points in a plane that are equidistant from a given point called the center of the circle. we use the symbol ⊙ to represent a circle. the a line segment from the center of the circle to any point on the circle is a radius of the circle.
i googled it and this is what i got i don't know how it is. sorry.
0.16 or 16%
lets take a coin for example.
if you toss it twice, it has a 1/4 chance of landing on heads both times because 1/2 * 1/2 is 1/4.
with the cards, the chance of picking dog is 0.4. having two people pick one is like picking a card twice in a row. so 0.4 * 0.4 is 0.16, or 16%
1. practice, practice & more practice
2. review errors
3. master the key concepts
do not try to memorise the processes.
4. understand your doubts.
5. create a distraction free study environment
6. create a mathematical dictionary
7. apply maths to real world problems.