Answer:
1 question
Step-by-step explanation:
If Edwin got a 95% of the questions right on a 20 question quiz, .95(20) is 19, meaning that he got 19 questions right. 20-19 is 1, which means he got 1 question wrong.
Answer:
Step-by-step explanation:
x= -5 or x=2
that's what i think it is.
A^2+B^2=C^2
18^2+80^2=C^2
324+6400=C^2
6724=C^2
*Squareroot*
82=C
Answer:
5700000
Step-by-step explanation:
The answer is 28.26 because to find the area of a circle you need to do pie time radius squared.