2 years ago

Suppose we want to choose 2 objects, without replacement, from the 4 objects pencil, eraser, desk, and chair

Mathematics

1 answer:

Paraphin [41]2 years ago

7 0

Answer: First off. Question or statement? Secondly. What?

Step-by-step explanation: Third. What?

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What is the area of the sector with a central angle of 97 degrees and a diameter of 10cm

vampirchik [111]

Answer:

21. 162 (rounded to nearest thousandth)

Step-by-step explanation:

Area of a sector: (degree/360) (pi*radius^2)

degree given= 97

radius= diameter/2 = 5

(97/360) (pi*5^2)

(97/360) (pi*25) = 21.16211718

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In which of the expressions below will x = 3? Select all that apply.

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Answer: b

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riadik2000 [5.3K]

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Step-by-step explanation:

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Read 2 more answers

45^2 ÷ 78 = ????????

elena55 [62]

$\frac{(45)^2}{78}$

To solve the problem find the value of (45)^2 at first

$(45)^2=2025$ $\frac{2025}{78}=25\text{ R75}$

The answer is 25 with the remainder 75

$25\frac{75}{78}$

You can simplify the fraction to be 25/26

$25\frac{25}{26}$

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