<u>Answer:</u>
<u>Explanation:</u>
30-45 = -15
percent of change = 100(-15/45) = -33.33%
Answer:
19.34cm
Step-by-step explanation:
Rigth Angled triangle
use SOHCAHTOA
Cos°=adj/hyp
Cos 71=6.3/BC
BC=6.3/COS 71
COS 71°= 0.3256
BC=6.3/0.3256
BC= 19.34cm
How much time does she have To complete
Thus first option is the correct answer.
