Pls help me in this i will mark you brainlist . i need answer really fast

Mr.zimmerman invested $25,000 in an account that draws 1.4 interest, compouneded annually. what is the total value of the account after 15 years

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle