Answer:
23.6 (approximate value)
Step-by-step explanation:
- a*a+b*b=c*c Pythagorean thereom
- (21.5)^2 + b*b = (31.9)^2
- b*b= 1017.61 - 462.25
- √b*b= √555.36
- b=23.6(approximate value)
Answer:
The pattern is subtract 9 (OR -9)
Step-by-step explanation:
100 - 91 = 9
91 - 82 = 9
82 - 73 = 9
Glad I could help! Feel free to mark brainliest!
The answer is
<span>C) Samara’s sample is random because she asks the first 10 people she sees.
</span>
Answer:
12
Step-by-step explanation:
Answer: 851.44
Step-by-step explanation: try to do the math