For this case we must simplify the following expression:
We eliminate the parentheses taking into account that:

So:

We add similar terms taking into account that:
Equal signs are added and the same sign is placed.
Different signs are subtracted and the major sign is placed.

Answer:

A^2 + b^2 = c^2
8^2 + 15^2 = 17^2
64 + 225 = 289
289=289
It is a triangle because the numbers match the Pythagorean Theorem.
Answer:
hundreaths
Step-by-step explanation:
if you count on the right side of the decimal each time you count it goes tenths, hundreaths, thousandths, etc. the 5 is 2 places on the right of the decimal so therefore it is hundreaths
Step-by-step explanation:
40 * 14 = 560
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