Answer:
2
Step-by-step explanation:
20/10=2
Answer:
<h3>#1</h3>
<u>Since the circle covers 360°, each sector will be:</u>
The same angle will be made between two adjacent semicircles.
<h3>#2</h3>
The points have same latitude but different longitude.
35°W and 15° are at different sides from zero longitude.
<u>The difference is:</u>
One of the product rules for exponents was used.

Or, you can consider that the definition of an exponent and the associative and commutative properties of multiplication were used.
The easy answer: If, say, B is the zero matrix, i.e.

then
