Answer:
Percent Change Formula: [(new - old)/old] * 100
Step-by-step explanation:
New - old
80 - 20 = 60
Difference between new - old divided by old
60/20 = 3
Previous quotient times 100
3*100 = 300
Percent Change is 300%
Check your answer
300% of 20 is 60
20 + 60 = 80
Third angle = 180 - (44 + 72) = 180 - 116 = 64 degrees answer
Answer:
1. -10
2. -11
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
since the tan is opposite over adjacent