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5 votes
Help, please!! What is the mR

Help, please!! What is the mR-example-1

2 Answers

3 votes

Answer:

Using the sine rule,

36/sin(50)=20/sin(R)

46.9=20/sin(R)

Sin(R)=46.9/20=0.43

R=Sin¯¹(0.43)=25.2°=25°

R=25°

User Myrtle
by
4.6k points
3 votes

Answer: I think it’s B (25)

Explanation:

User Cgsd
by
4.5k points