Answer:
find the sample variance and standard deviation
It would be D. 75%
Why? Well 9/12 simplified is 3/4
Each 1/4 = 25% . Because it’s 3/4 the answer would be 75%
Answer:
20
Step-by-step explanation:
you know the ratio is 4:3 so you do 4+3=7 then you do 140÷7=20 so I bar represents 20
107 for the smaller angle or 73 if its two separate angles