Step-by-step explanation:
Perimeter of figure
Answer:
15 cm (make sure to not put value with answer (cm))
Step-by-step explanation:
9x9 = 81
12x12 = 144
81+144 = 225
= 15
Answer:
photography
Step-by-step explanation:
Answer:
16
Step-by-step explanation:
Remember the formula: (n-2)*180/n
(n-2)*180/n=2520
Just solve!
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X - 25
------- = 9
20
x - 25 = 9*20 = 180
x = 180 + 25 = 205 answer