The answer to this question depends on what level of mathematics you are interested in pursuing. For a basic understanding of mechanics of materials, you will need to be proficient in algebra and geometry. However, for a more in-depth understanding of the subject, you will need to be proficient in calculus.
Other related questions:
Q: What kind of math do mechanics use?
A: There is a lot of math involved in mechanics, including algebra, geometry, trigonometry, and calculus.
Q: What math do you need for classical mechanics?
A: You will need to be proficient in differential equations and vector calculus.
Q: Do mechanics do math?
A: There is a lot of math involved in being a mechanic. You need to be able to do basic arithmetic to calculate things like fuel economy and engine displacement. You also need to know some geometry to be able to measure things like tire tread depth and brake pad wear. And you need to be able to use basic algebra to calculate things like torque and horsepower.