if the area of a circle is represented by A=21π, what is the radius of the circle? round your answer to the nearest tenth
1 answer:
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You would put this into a fraction
so for the salad
and for the fruit
cross multiply and
1. salad: 20% = 115 students
2. Fruit: 24% = 138 students
so for the salad
and for the fruit
cross multiply and
1. salad: 20% = 115 students
2. Fruit: 24% = 138 students
Answer:
a) 8 pounds.
b) [26,42]
c)
d) Weight above 42 pounds, so she cannot.
Step-by-step explanation:
a. What is the margin of error?
Within 8 pounds, so margin of error of 8 pounds.
b. Express the acceptable weights as an interval.
34 - 8 = 26
34 + 8 = 42
[26,42]
c. Write an expression in the format to represent the interval.
d. Sally weighs 44 pounds. Can she play in the bounce house?
Weight above 42 pounds, so she cannot.