Answer:
Step-by-step explanation: You just draw a line that is long enough for your question its that simple
The answer is the second one, <em>2.</em>
ab + ac + ad is the same as a(b + c + d) according to the distributive property
Answer:

Step-by-step explanation:

Let us group the integers and the fractions.
= 
= 



Answer:
Step-by-step explanation:
you have a right triangle, more precisely is a isosceles right triangle, as you have one angle= 45⁰, the other angle is also= 45⁰
In this triangle the hypotenuse, c, is
c=9
= 12.72