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yuradex [85]
3 years ago
9

Find the volume of a pyramid with a square base, where the side length of the base is 16 in16\text{ in} 16 in and the height of

the pyramid is 22.1 in22.1\text{ in} 22.1 in. Round your answer to the nearest tenth of a cubic inch.
Mathematics
1 answer:
guapka [62]3 years ago
3 0

<u>Given</u>:

Given that the side length of the base of the square pyramid is 16 inches.

The height of the pyramid is 22.1 inches.

We need to determine the volume of the square pyramid.

<u>Volume of the square pyramid:</u>

The volume of the square pyramid can be determined using the formula,

V=\frac{1}{3}Bh

where B is the area of the base and h is the height of the pyramid.

Substituting B = (16 × 16) and h = 22.1, we get;

V=\frac{1}{3}(16 \times 16)(22.1)

V=\frac{1}{3}(256)(22.1)

V=\frac{1}{3}(5657.6)

V=1885.9

Thus, the volume of the pyramid is 1885.9 cubic inches.

You might be interested in
how far from the base of a building must the bottom of a 15 foot ladder sit for it to make a 52 angle with the ground
Morgarella [4.7K]

Answer:

9.23 ft

Step-by-step explanation:

Right triangle = cos 52 degrees = adjacent side/hypotenuse

Cos (52 degrees) = 0.615661

0.615661 = x/15

(0.615661)*(15) = x

x = 9.23 ft

4 0
3 years ago
Write an equation of the line that passes through (−1,3) and is parallel to the line y=2x+2.
MA_775_DIABLO [31]

The equation of the line that passes through (−1,3) and is parallel to the line y = 2x + 2 in slope intercept form is y = 2x + 5

<h3><u>Solution</u>:</h3>

Given that line passes through (-1, 3) and parallel to line y = 2x + 2

We have to find the equation of the line

Let us first find the slope of the line

<em><u>The slope intercept form of line is given as:</u></em>

y = mx + c  ---- eqn 1

where "m" is the slope of the line and "c" is the y-intercept

Comparing the given line equation y = 2x + 2 with y = mx + c,

We get slope "m" = 2

The slope of parallel lines are equal

Hence slope of the line which is parallel to y = 2x + 2 is also 2

Now let us find the equation of line with slope "m" = 2 and passes through point (-1, 3)

Substitute (x, y) = (-1, 3) in eqn 1 to find value of "c"

3 = 2(-1) + c

3 = -2 + c

c = 5

Now substitute "c" = 5 and m = 2 in eqn 1 to get equation of required line

y = 2x + 5

Thus the equation of line in slope intercept form is y = 2x + 5

4 0
3 years ago
What number makes the equation true? 82 − <br> − 33 = 35
-BARSIC- [3]
First you should subtract the first numbers. 82-33=49
Next, you need to subtract 49- the product, which is 49-35=14
Finally, check your work. 82-14-33=35

I think this is what you mean, at least?
8 0
3 years ago
The answer to number 3
olga55 [171]
3x^2 + 3x - 6

First factor out the 3 in front of x^2:

3( x^2 + x - 2 )

Now we can look at the inside of the brackets, and find two numbers that, when multiplied, give -2, and when added, give +1. You will usually find them if you create a list of factors of the constant term (-2 in this case).

2 * -1 = -2
2 + -1 = 1

So the factorization becomes 3(x+2)(x-1)
3 0
3 years ago
PLZ HELP ME !!!!!!!!!!!!!!!!!
natali 33 [55]

-14,-12,-6,0,11,12 thats the order. hope this helps

3 0
4 years ago
Read 2 more answers
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