For a survey like this, you want to take a random sample. It would be a good idea to use an alphabetical list of the students. Then, you could randomly select students from the list.
The principal would want to avoid surveying all the same type of students. For example, don't just ask the athletes.
Answer:
should be a plane.
a plane is two dimensional and has intimate length and width. so it contains infinite lines.
ANSWER
EXPLANATION
The polar form of a complex number ,
is given by:
where
The given complex number is:
And
Hence the polar form is :
Answer:
A
Step-by-step explanation:
Answer:
Acute
Step-by-step explanation:
An acute triangle has three angles that each measure less than 90 degrees.
