1. A, Because you're able to take any point on that plane and use it to name it.
2. b (not really sure how to explain....)
3. not sure.
4. d, since e is under plane p
Today’s UV index is = 8
Erin will burn in = 15 minutes
Since, its given"The time it takes to burn without sunscreen multiplied by the SPF, or sun protection factor, is the time you can stay in the sun safely with sunscreen"
= 
So, Erin will be protected for 375 minutes.
Answer:
Step-by-step explanation:
a(1) - 4
a(2) - 7
a(3) - 10
a(4) - 13
a(5) - 16
Answer:
My teacher said 3 points of a triangle