Answer:
49.
Step-by-step explanation: Because 2490 divided by 50 equal 49.8 if you needed.
Use trigonometry
sin 42 = a / 21
a = 21 sin 42 = 14.05
1 3/10·b=39
(1·10+3)·b/10=39
13b/10=39
13b=39·10
13b=390|:13
<u>b=30</u>
<em>Answer: 30</em>
Answer:
28454582855%555$ ni semoga bener jawabannya
Answer:
tha answer to the question is B. 2
