What is the volume of the smaller cylinder?

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Which expression is equivalent to (9x - 3 1/ + 1 3/8)

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.

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cos of 61.6