Need help pls. Correct answer gets brainliest and 50 pts

Where do they intersect?

In the surface area formula for cylinders which expressionrepresents the lateral area

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?