Question

8
The sun's angular dianter i matuned
to be 1920' The datance as the sun
from the Earth is 1.496 x 10 m. what is
the diameter of Sun​

Answer 1

Explanation:

That's 40 degrees, 11 minutes, 15 seconds, a minute being 1/60th of a degree and a second being 1/60th of a minute. (Thank you Babylonians.)

So we're to understand 1920" as

1920

3600

degrees

=

1920

3600

⋅

2

π

360

radians

So we're looking at a diameter

d

=

1.496

×

10

11

⋅

1920

3600

⋅

2

π

360

meters

d

=

1.39254

×

10

9

meters