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hope this !
drop out of school or go to quizlet, quizlet is better
step-by-step explanation:
cross multiplying, we get :
⇒ (3) × (5) = (9) × (x)
⇒ 15 = 9x
answer: 75°
∠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°