3 years ago

The length of one side of a square is 13 feet. what is the length to the nearest foot of s diagonal the square

1 answer:

algol133 years ago

7 0

$formula\ for\ diagonal\ of\ square:\\
diagonal=\sqrt{2}side\\\\
side=13feet\\\\
diagonal=\sqrt{2}*13\approx18\ feet\\\\
Diagonal\ is\ equal\ to\ 18\ feet.$

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Ray Of Light [21]

Answer:

1260 degrees (1260°)

Step-by-step explanation:

Formula to Find Sum of Interior Angles of a Polygon

180 (n - 2)
n is the number of sides of the polygon

Nonagon (9-sided polygon)

180 (9 - 2)
180 × 7
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4 0

3 years ago

A random sample of 20 houses selected from a city showed that the mean size of these houses is 1880 square feet with a standard

azamat

Answer:

Option C

Step-by-step explanation:

Given that for a random sample of 20 houses selected from a city showed that the mean size of these houses is 1880 square feet with a standard deviation of 320 square feet.

X, the sizes of houses is Normal

Hence sample mean will be normal with

Mean = 1880

and std dev = $\frac{320}{\sqrt{20} } \\=71.5542$