Answer:
Uhdhdb
Step-by-step explanation:
Jsjddj hdhdhhdb
3/4
1/3
3/4
1/3
7/12
5/6
9/10
2/3
2/5
1/4
Hope this helps.
Have a great day!
Answer:
n = 1.125
Step-by-step explanation:

(Use Cross Product)
40n = 15 × 3
40n = 45
n = 1.125
So hmm notice the first picture, that's the "inscribed angle theorem", as you'd know
now, notice angle 2 in yours on the second picture