Step-by-step explanation:

Answer:
Use your CASIO calculator and put inverse SIN of 8/15
Best regards
The exponent of 10x10 is 100
Answer:
the answer is 7/30 (answer is .23 repeating)
4 4/7 feet is it's simplest form because 20 I'm chea equal 1.67 feet and 7 feet equals 84 inches so do 20 × 4 = 80 then you would have 4 left over and turn that into 4/7