There will be reference formulas on the mathematics test paper of Hebei college entrance examination, and some formulas will appear on the test paper without our memory. Cone lateral area formula is usually given in front of the examination paper. It may not be used. The formulas for calculating the side area and volume of special geometric shapes such as frustum and frustum are given.

Basic formulas will not be given, but some less commonly used formulas will be given. For example, the formula of platform body. Sum-difference formula