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Lostsunrise [7]
2 years ago
8

Find the surface area of the prism.

Mathematics
1 answer:
ikadub [295]2 years ago
7 0

s \: a \:  = (2 \times  \frac{1}{2}  \times 4 \times 6) + (3 \times 2 \times 5) \\

s \: a \:  = 24 + 30

s \: a \:  = 54 \:  \:  {yd}^{2}

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A car's wheels spins at 1000 revolutions per minute. The diameter of the wheels is 23 inches. You want to know how fast the car
ch4aika [34]

Answer:

72,220 inches per  minute

Step-by-step explanation:

A car's wheels spins at 1000 revolutions per minute. The diameter of the wheels is 23 inches.

1 revolution = 2\pi radians

\frac{theta}{tome}=\frac{1000 \ revolution}{1 \ minuite} = \frac{1000* 2\pi }{1} =\frac{2000\pi}{1 \ minute}

Speed V= \frac{r*theta}{t}

r is the radius , theta is the angle and t is the time

We know diameter = 23  , then radius = 23/2

Speed V= \frac{23}{2}*\frac{2000\pi}{1}

Value of pi = 3.14

speed = 23000* 3.14= 72220 inches/ minute


3 0
3 years ago
Read 2 more answers
Please help!!! urgent!!! question above ^
LuckyWell [14K]

Answer:

C

Step-by-step explanation:

4 0
3 years ago
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Find the intercept of the line -2x+5y=7
jeka57 [31]
Y intercept = 7/-2 or -3.5
5 0
3 years ago
Tell whether or not the measurements below form a triangle:
finlep [7]

Answer:

Below.

Step-by-step explanation:

If the sum of any 2 sides are less than or equal to the third side then there's no triangle

1. N0 because 4 + 5 < 10

2. YES

3. NO because 2 + 3 = 5.

6 0
2 years ago
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What does 1) x2 – 5x – 14 = 0 equals?<br>​
LuckyWell [14K]

Answer:

<h3>x = -2 and 7</h3>

Step-by-step explanation:

  • x^2 - 5x - 14 = 0
  • x^2 - ( 7 - 2 )x - 14 = 0
  • x^2 - 7x + 2x - 14 = 0
  • x ( x - 7 ) + 2(x - 7) = 0
  • (x + 2) (x - 7) = 0
  • x = -2 and 7

<h3>Hope it helps !!</h3>
7 0
2 years ago
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