Which of these is part of the prime factorization of 630? 3 with a tiny 2 x 7

5 with a tiny 3

3 with a tiny 3

5 with a tiny 2 x 7​

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step-by-step explanation: it is d

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: