Answer:
20%
Since Emily gave 15 of her buttons out of 75, it's just 15/75 or 1/5 which is 20
Step-by-step explanation:
obtuse cant be a right angle
in order to be obtuse you have to be more than 90 dagrees
rate of change = -0.32
Rate of change = slope,m
Problem 1
x=2
y=3
Problem 2
x=-3
y=8
Goodluck :)