Let's assume that a,b&c are in one straight line, so cannot form a triangle with each other. Now, total possible Triangle that can be formed choosing any 3 points without any colinear constraint is 8C3 = 56
Answer:
300
Step-by-step explanation:
Zeros do not count as a sigfig so when you do something like this problem just include the numbers until you hit your significant figure limit and then substitute zeros where you can. 20000
Answer:
or 
Step-by-step explanation:
Given
Required
Find the possible values fo x
Square both sides
Equate to 0
Expand
Factorize:
Split:
or 
or 
or
