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Alina [70]
3 years ago
10

Which expression represents the volume of the pyramid? One-fourths2h units3 One-thirds2h units3 s2h units3 3s2h units3

Mathematics
2 answers:
Artyom0805 [142]3 years ago
7 0

Answer:

B

Step-by-step explanation:

edge 2021

seraphim [82]3 years ago
5 0

Answer:

V=\dfrac{1}{3}s^2h

Step-by-step explanation:

The question should be :

A solid right pyramid has a square base with an edge length of s units and a height of h units.

The formula for the volume of the pyramid is given by :

V=\dfrac{1}{3}\times A\times h

A is area of base and h is height.

As edge length is s units.

A = (s)²

So,

V=\dfrac{1}{3}\times s^2\times h\\\\=\dfrac{1}{3}s^2h

So, the required volume is one-thirds s²h unit³.

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(Please someone help me!) (No links!)
mr_godi [17]

Answer: 1 4/5 / 2/7 = 63/

10

= 6 3/10  

= 6.3

Step-by-step explanation:

Conversion a mixed number 1 4/

5

to a improper fraction: 1 4/5 = 1 4/

5

= 1 · 5 + 4/

5

= 5 + 4/

5

= 9/

5

To find a new numerator:

a) Multiply the whole number 1 by the denominator 5. Whole number 1 equally 1 * 5/

5

= 5/

5

b) Add the answer from previous step 5 to the numerator 4. New numerator is 5 + 4 = 9

c) Write a previous answer (new numerator 9) over the denominator 5.

One and four fifths is nine fifths

Divide: 9/

5

: 2/

7

= 9/

5

· 7/

2

= 9 · 7/

5 · 2

= 63/

10

Dividing two fractions is the same as multiplying the first fraction by the reciprocal value of the second fraction. The first sub-step is to find the reciprocal (reverse the numerator and denominator, reciprocal of 2/

7

is 7/

2

) of the second fraction. Next, multiply the two numerators. Then, multiply the two denominators. In the following intermediate step, the fraction result cannot be further simplified by canceling.

In other words - nine fifths divided by two sevenths = sixty-three tenths.

4 0
3 years ago
Read 2 more answers
Software that requires a monthly subscription fee is often called​
enyata [817]
Software as a service that is the answer to your question.Hope this helps!!
8 0
3 years ago
(13 + v) =-121 hey yall can yall show the work for the problem​
bazaltina [42]
<h3>Hello there!</h3>

In this question, we're solving for v

Lets solve:

(13 + v) = -121

Subtract 13 from both sides

v = -134

<h3>Answer: v = -134</h3><h3>I hope this helps!</h3><h3>Best regards,</h3><h3>MasterInvestor</h3>
3 0
3 years ago
g European roulette. The game of European roulette involves spinning a wheel with 37 slots: 18 red, 18 black, and 1 green. A bal
butalik [34]

Answer:

The expected value and standard deviation of your total winnings are -$0.081 and $3 respectively.

Step-by-step explanation:

We are given that the game of European roulette involves spinning a wheel with 37 slots: 18 red, 18 black, and 1 green.

Gamblers can place bets on red or black. If the ball lands on their color, they double their money. If it lands on another color, they lose their money.

Let the probability of the ball landing on red slot = \frac{18}{37}

The probability of the ball landing on black slot = \frac{18}{37}

The probability of the ball landing on green slot = \frac{1}{37}

Now, it is stated that Gambler can place bets only on the red or black slot, so;

The probability of winning the bet will be = \frac{18}{37}

and the probability of losing the bet will be = \frac{18}{37}+\frac{1}{37}

                                                                        = \frac{19}{37}

If the gambler wins he gets $3 and if he loses he will get -$3.

So, the expected value of gambler's total winnings is given by;

E(X) = \sum X \times P(X)

        = \$3 \times \frac{18}{37} + (-\$3 \times \frac{19}{37})

        = \$3 \times (-\frac{1}{37})  = -$0.081

Now, the standard deviation of gambler's total winnings is given by;

S.D.(X) = \sqrt{(\sum X^{2}  \times P(X))-(\sum X \times P(X))^{2} }

So, E(X^{2})=\sum X^{2}  \times P(X)

                 = \$3^{2}  \times \frac{18}{37} + (-\$3^{2}  \times \frac{19}{37})

                 = \$9 \times (\frac{18}{37}+\frac{19}{37})  = $9

Now, S.D.(X) = \sqrt{\$9-(-\$0.081)^{2} }

                     = \sqrt{8.993}  = $2.99 ≈ $3

Hence, the expected value and standard deviation of your total winnings are -$0.081 and $3 respectively.

6 0
3 years ago
Find the equation of the line with Slope = -4 and passing through (-1,8). Write your equation in the form
Thepotemich [5.8K]

Answer:

y= -4x+4

Step-by-step explanation:

y=mx+b

where x=-1, y=8, and m=-4

8=(-4)(-1)+b

8=4+b

4=b

Thus, y= -4x+4

8 0
3 years ago
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