2 years ago

Find the area of the unshaded portion of

Mathematics

1 answer:

Nostrana [21]2 years ago

8 0

Answer: 3055.25

Step-by-step explanation:

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Propane has a heat energy of 2,470 BTU/ft cubed. How much energy can a propane tank with a volume of 43.7 ft cubed produce?

professor190 [17]

Answer: $107939\ BTU$

Step-by-step explanation:

Given

Propane produced heat energy of $2470\ BTU/ft^3$

The volume of the tank is $43.7\ ft^3$

The energy produced by this propane tank is

$\Rightarrow 2470\times 43.7=107939\ BTU$

4 0

2 years ago

Evaluate the expression when x-3 4x2 - 14x + 4

Lady_Fox [76]

Answer:

Step-by-step explanation:

Evaluate 4 x^2 - 14 x + 4 where x = -3:

4 x^2 - 14 x + 4 = 4×(-3)^2 - -3×14 + 4

(-3)^2 = 9:

4×9 - 14 (-3) + 4

4×9 = 36:

36 - 14 (-3) + 4

-14 (-3) = 42:

36 + 42 + 4

| 1 |

| 4 | 2

| 3 | 6

+ | | 4

| 8 | 2:

Answer: 82

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2 years ago

Which problem can gingivitis lead to if left untreated?

andreev551 [17]

Answer:

Tooth infection

Step-by-step explanation:

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3 years ago

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Evaluate st if s = -4 and t = 9

Allisa [31]

St meaans s times t
s=-4
t=9
st=-4 times 9
negative times positive=negative
4 times 9=36
-4 time s9=-36
st=-36
answer is -36

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2 years ago

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What is the value of x? 3(x−2)+5x=18 X = ????

ikadub [295]

3(x-2)+5x=18

the correct answer is x=3

first simply the equation

8x=18+6

Now rid of alike terms resulting in

8x=24

now divide 24 by 8

x=3

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2 years ago

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