Six friends are buying pizza for dinner. Their choices are to buy 2 medium 10 inch diameter pizzas for $7, or one large 14 inch
1 answer:
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A light-year is defined as the distance the light can cover in one year.
The light travels at speed of
, and one year converted into seconds is
So the distance covered by the light in one year is
And this is the distance that corresponds to one light-year.
The light travels at speed of
So the distance covered by the light in one year is
And this is the distance that corresponds to one light-year.
Answer:
Remember:
- tan∅=Perpendicular/Base
- sin∅=Perpendicular/Hypotenuse