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suter [353]
3 years ago
15

Which of these is a trinomial? A. 2x^3 – 7y^3 В. 5xy C. 2x - 7 D. x + 2y^2-7​

Mathematics
1 answer:
lianna [129]3 years ago
8 0

Answer:

D. x + 2y² - 7

Step-by-step explanation:

it because it has 3 terms

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If santa has to get to 11904762 houses per hour in 42 hours, how fast will rudolph have to fly in miles per hour?
Mashcka [7]

Answer:

Step-by-step explanation:

11904762\42 =283,446.7 houses per hour

6 0
3 years ago
What’s the answer for this question
LenKa [72]

Answer:

12.56 yd^3

Step-by-step explanation:

The volume of a cylinder is given by

V = pi r^2 h where r is the radius and h is the height

V = pi (2)^2 (1)

V = pi (4)

Let pi = 3.14

V = 3.14 (4)

V =12.56

3 0
3 years ago
What radius of a circle is required to inscribe an equilateral triangle with an area of 270.633 cm2 and an altitude of 21.65 cm?
adoni [48]
1. 
<span>All three angles are equal and their sum is 180. </span>
<span>3 (3x-12) = 180 </span>
<span>9x -36 = 180 </span>
<span>9x = 180+36 </span>
<span>9x = 216 </span>
<span>x = 216/ 9 = 24 </span>

<span>2. </span>
<span>Area of an equilateral triangle = (sqrt(3)/4 ) s^2 = 270.633 </span>
<span>s^2 = 270.633 / [ sqrt(3) /4] </span>
<span>s^2 = (4)(270.633) / sqrt(3) </span>
<span>s^2 = 625 </span>
<span>s = 25 (side) </span>

<span>Follow the procedure in the link: we don't need the altitude. </span>
<span>r = 25/sqrt(3) =14.43 

</span>
7 0
3 years ago
Read 2 more answers
I need help with this anyone?
anastassius [24]

Answer:

c is the correct answer

7 0
3 years ago
A fair six-sided die is rolled 54 times. Theoretically, how many times should a roll of "5" occur?
Mazyrski [523]

Answer:

9 times

Step-by-step explanation:

P("5") = 1/6

n("5") = 1/6 × 54 = 9

7 0
3 years ago
Read 2 more answers
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