Plz help will give 100 points and brain-ly-est

Which triangles area would be calculated using the trigonometric area formula

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Idon't want to fail summer school.the probabilities of contamination in medicine capsules due to the presence of heavy metals and different types of microbes are given in the table.the probability of capsule b having microbial contamination is (the same as, greater than, less than) the probability of capsule d having it.