Atotal star eclipse occurs when the moon passed between the sun and the earth causing the sky to go dark. the length of darkness during 1999 total solar eclipse was 2 1/3 minutes. the length for one in 2003 was 1 5/6 minutes. how much long was the eclipse in 1999

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step-by-step explanation:

answer: 75°

step-by-step explanation:

∠esk is the supplement of ∠edk, so is 100°. ∠esd = 1/2·arc ed, so is 25°.

since ∠esk = ∠esd + ∠dsk

you have 100° = 25° + ∠dsk . .

fill in known values 75° = ∠dsk . . . . .

subtract 25°

step-by-step explanation:

b. f(x) = –√x + 3this is the correct answer