3 years ago

Maria walked 3 km west and 4 km south calculate how far she is from her starting point

Mathematics

1 answer:

Mekhanik [1.2K]3 years ago

6 0

I believe her distance is 5. Use the Pythagorean Theorem to help you

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List the perfect squares between 100 and 500 that are even numbers.

labwork [276]

The perfect squares between 100 and 500 are:

100 (10²)

121 (11²)

144 (12²)

169 (13²)

196 (14²)

225 (15²)

256 (16²)

289 (17²)

324 (18²)

361 (19²)

400 (20²)

441 (21²)

and

484 (22²) .

The squares of odd numbers are odd.
The squares of even numbers are even.

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A spherical ball just fits inside a cylindrical can that is 10 centimeters tall, with a diameter of 10 centimeters. Which expres

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Check the picture below.

$\bf \textit{volume of a sphere}\\\\ V = \cfrac{4\pi r^3}{3}~~ \begin{cases} r=radius\\[-0.5em] \hrulefill\\ r = 5 \end{cases}\implies V=\cfrac{4\pi (5)^3}{3} \\\\\\ V=\cfrac{500\pi }{3}\implies V\approx 523.6$