Answer:
5 units
Step-by-step explanation:
Use the Pythagorean theorem, 4^2 + 3^2 = c^2
16 + 9 = c^2
25 = c^2
5 = c
825/3 = 275 which is how many miles she drove in January.
275*4= 1100 which is how many miles she drove in February.
Ms. Turner drove 1100 miles in February.
Answer:
1.05 ± 0.05 lbs
Step-by-step explanation:
Hi!
We can calculate this interval with the z-score of the 90% which is (by convention) 1.645
The interval is calculated as follows:

where x_m is the mean, σ the standar deviation and n is the number of samples:
replacing these values we get:

*rounded to the first decimal*
1.05 ± 0.05
Why are there hearts and idk sorry :/