Answer: 125.6
Step-by-step explanation:
C=dpi. If 40 times 3.14 equals 125.6 then that is the circumference.
Answer:
I prefer A is the option that suits this question
To calculate percentage increase. Subtract old and new value. Then divide answer by old value then multiply by 100:
289 -242 = 47
47÷ 242 × 100 = 19.4% (rounded to 2 s.f)
2+4n, 3-7n, 9-12n is your answer
Hope this helps!
So here you just add them as if they were regular numbers. -9v^5+4v^2, hope it helped.