Answer: f=3
Step-by-step explanation:
The intervals means that angle f is between the quadrant 1.
where x+y=90
Answer:
the answer is the last one
Step-by-step explanation:
so the answer is d
Answer:

Step-by-step explanation:
3 out of 12 children at the day care center are 5-year-olds. So, the probability of a randomly selected child being a five-year old is
, or
.
Answer:
16
Step-by-step explanation:
Start by adding 9 to both sides, obtaining: √(x + 9) = 5.
Square both sides, obtaining: x + 9 = 25.
Subtract 9 from both sides: x = 16
Note that √(16+9) - 9 = -4, as required.
Answer:
⅙ pitcher
Step-by-step explanation:
½ of ⅓ pitcher = ½ × ⅓ pitcher = ⅙ pitcher