Lucia is making a 21.6 centimeter beaded string to hang in the window. She decides to put a green bead every 0.4 centimeters and
1 answer:
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Answer:
P(A and B) = 0.1 = 10%
Step-by-step explanation:
Conditional Probability
We use the conditional probability formula to solve this question. It is
In which
P(B|A) is the probability of event B happening, given that A happened.
is the probability of both A and B happening.
P(A) is the probability of A happening.
In this question, we have that:
What is P(A and B)?
P(A and B) = 0.1 = 10%
Answer:
The area of a horizontal cross section at a height is
Step-by-step explanation:
Given that,
Height = 14 m
Radius = 2 m
Let V be the volume of a right circular cone
We need to calculate the value of R
Using given data
Put the value into the formula
We need to calculate the area of a horizontal cross section at a height y
Using formula of area
Put the value into the formula
Hence, The area of a horizontal cross section at a height is