im pretty sure its
(8,15)
step-by-step explanation:
144.50
21.5 x 13.4=288.10 divide by 2
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°
a) is $10.34
b) is 6 toppings