It's b the number multiplied by 10 must be less than 10
Answer:
you can just look it up
Step-by-step explanation:
If you mean this one then:
Yes it is a perfect square, since you get a whole number as the original points
And the answer is C
Answer:
12.1
Step-by-step explanation:
In this question, we can use the pythagoras theorem to solve it.
the equation is 
= slant height.
= 12.1
Both sides are equal, so the equation has infinite solutions.
25 - 4x = 15 - 3x + 10 - x
= 25 - 4x = 25 - 3x - x
= 25 - 4x = 25 - 4x
