1)1) 25.3 and 2 would be 24.25
Answer:
0.407 because in the others 7 comes before the 0
Answer:
15cm
Step-by-step explanation:
Let x be the arc circumference.
The circumference of a circle usually subtends to 360°, that is, one complete revolution is 360°.
#Given the arc angle as 45° and the circumference as 120cm, the arc circumference can be obtained as:
#Apply proportions to find x:

Hence, the arc circumference is 15cm
B = 12 - a
Subtract a from both sides to isolate b, and you get the answer.
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