3 years ago

Find the value of the variable.

Mathematics

1 answer:

MatroZZZ [7]3 years ago

7 0

Answer:

sin 30=14/x

x=14*2

x=28

and

x=√{28²-14²}

x=14√3

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Answer:

volume = 13500 $cm^{3}$

Step-by-step explanation:

For a given pyramid, its volume can be determined by:

volume of pyramid = $\frac{lwh}{3}$

Where: l is the base length, w is the base width and h id the height of the pyramid.

For the given question, l 30 cm, w = 30 cm and h = 45 cm.

So that,

volume = $\frac{30*30*45}{3}$

= $\frac{40500}{3}$

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Step-by-step explanation:

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