PLEASE HELP Which equation is correct?

triangle ACB, angle C is a right angle, angle B measures g degrees, angle A measures h degrees, segment AC measures x, segment CB measures y, and segment AB measures z

sin h° = z ÷ x
sin h° = x ÷ z
cos h° = z ÷ x
cos h° = x ÷ z

Find three consecutive numbers such that the sum of one-fourth the first and one-fifth the second is five less than one-seventh the third

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents