Answer:
-12
Step-by-step explanation:
Use a calculator to help u and u will get your answer
$52.50 / 42 = 1.25
$1.25 per each slice
Answer is in the pic above. Theorems used:
Exterior angle theorem
Inscribed angle theorem.

Answer:
7 and 5
Step-by-step explanation:
7+5=12 and 7-5=2