Answer: (a)- 
Step-by-step explanation:
Given
Central angle is 
The radius of the unit circle is 
Arc length is given by

Put the values

Answer:
314- The unknown digit is 1
Step-by-step explanation:
16*314=5024
5024/16=314
Hope this helps ;) ❤❤❤
Answer:
He bought 7 lightbulbs.
Step-by-step explanation:
37.19 - 3.73 = 33.46
33.46/4.78=7
Explanation:
In the given identified the following with reasons.
1. Given
2. Corresponding Angles postulate
3. Reflexive property of congruence
4. AA similarity postulate.
5. Triangle proportionate
6. Cross multiply
7. Distributive property of equality
8. Subtraction property of equality
9. Division property of equality
10. Prove