Prove the logarithm of 100 is 2

What is the measure of the smallest angle in the diagram? 15 29 32 45

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest