Answer:
either 81 or 81.8
Step-by-step explanation:
Answer:
3.95 and -3.95
Step-by-step explanation:
To graph a circle you can use the formula or (x – h)^2 + (y – k)^2 = r^2. So substituting in the given, we get x^2+y^2=49/pi. The x intercept is when y=0. So x^2=49/pi and so
x = sqrt(49/pi) and rounding to the nearest tenth, we get 3.95 and -3.95 because it isn’t a principal square root.
Answer:
Step-by-step explanation:
804.25mm
Answer:
idc its 12
Step-by-step explanation:
With 'random sampling' every item in the population has an equal probability of being selected.