Answer:
15
Step-by-step explanation:
Fiona (F) = Sushi (S)
Malachy (M) = 7 Fiona (F)
M = F + 90
F + 90 = 7F
6F = 90
F (Fiona) = 15
S (Sushi) = 15
check: Malachy (M) = 15 * 7 = 105
M-F = 105 - 15 = 90
9
Multiplying two negatives makes it positive.
Answer:
300 necklaces
Step-by-step explanation:
8,400 divided by 28 equals 300
Answer:
70
Step-by-step explanation:
By exterior angle theorem:

Answer:
hope it helps you see the attachment for further information