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hodyreva [135]
3 years ago
12

How to do this question plz ​

Mathematics
1 answer:
Artyom0805 [142]3 years ago
5 0

Answer:

90(8) + 2(38) = 270 + 76 = 346p

Step-by-step explanation:

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The circumference of a circle is 18.84 meters. what is the circles area
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The area is about 28.25m²
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3 years ago
State the slope-intercept form of the equation for the graph with the points 3,0 and 0,-1
Dvinal [7]

Answer:

The answer is y=1/3x-1

Step-by-step explanation:

m=1/3

y-y=m(x-x1)

y-(-1)=1/3(x-0)

y+1=1/3x-0

-1 -1

y=1/3x-1

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3 years ago
I just need to confirm if I am correct
Vikentia [17]
Yup. the x axis is the base and the y axis is the height, so it’s right.
5 0
3 years ago
Read 2 more answers
Casey ran out of time while taking a multiple-choice test and plans to guess on the last 101010 questions. Each question has 555
Soloha48 [4]

Answer:

There is a 40.96% probability that he answers exactly 1 question correctly in the last 4 questions.

Step-by-step explanation:

For each question, there are only two possible outcomes. Either it is correct, or it is not. This means that we use the binomial probability distribution to solve this problem.

Binomial probability distribution

The binomial probability is the probability of exactly x successes on n repeated trials, and X can only have two outcomes.

In which  is the number of different combinatios of x objects from a set of n elements, given by the following formula.

And p is the probability of X happening.

In this problem we have that:

There are four questions, so n = 4.

Each question has 5 options, one of which is correct. So  

What is the probability that he answers exactly 1 question correctly in the last 4 questions?

This is  

There is a 40.96% probability that he answers exactly 1 question correctly in the last 4 questions.

7 0
2 years ago
Read 2 more answers
I forgot how to do this!! i'd like help please!!
user100 [1]

Answer:

9) 28

10) 22

Step-by-step explanation:

collinear means on the same line

9 ) AB+BC=AC

    16+12=28

10) 13+9=22

3 0
2 years ago
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