Answer:
Step-by-step explanation:
Given ,
A right angle triangle ΔABC with right angle at C and ∠A=30° and AC=5√5 units .
Let ∠A=A,∠B=B∠C=C and AC=b,BC=a,CA=b .
Implies perimeter of triangle = a+b+c .
now
and
implies ,
Answer:
Given:
To find:
Step-by-step explanation:
$15 + $32.50 + 8% = $51.30
15 + 32.50 = 47.50
8% × 47.50 = 3.80
47.50 + 3.80 = 51.30
It would be 25 weeks for her to buy a computer monitor
Answer:
(0.2744; 0.3206)
Step-by-step explanation:
The z-score for a 95% confidence interval is Z = 1.960.
The proportion of Americans in the sample who believe that they have an active imagination is given by the number of people who answered that "they definitely did", divided by the total sample of n =1506.
The confidence interval for a proportion 'p' is:
The 95% confidence interval is: I = (0.2744; 0.3206)