Answer:
Step-by-step explanation:
Given
I will answer this question using the attached triangle
Solving (a): Sine and Cosine A
In trigonometry:
and
So:
Substitute values for BC and BA
Substitute values for AC and BA
Solving (b): Sine and Cosine B
In trigonometry:
and
So:
Substitute values for AC and BA
Substitute values for BC and BA
Using a calculator:
So:
-- approximated
-- approximated
So:
--- approximated
--- approximated
Answer:
x=-1/10
y=(-1/10)x0.5
so that y=-1/5
Step-by-step explanation:
- We have 52 cards in a deck of cards.
- We have 4 cards of the same number (4 jack, 4 aces...).
Probability of drawing a jack = 4/52
Probability of drawing a jack followed by an ace =(4/52)*(4/52)=0.00592
3.5 cookies
Friend one: 3 Friend two: 3
One leftover cookie
Split in half give one to each and that makes 3.5