Answer:17°
Step-by-step explanation:
let them unknown exterior angle be y
Sum of exterior angles =360
51+84+48+27+65+68+y=360
343+y=360
Collect like terms
y=360-343
y=17
There unknown angle y is 17°
Answer:
7.6^8
so the first one is: representative sample
the second one: population
the third one: not a representative sample
Goodluck
Hope it helps :]!!!!!!!