1, all angles alternate angle internal angle? Corresponding angle and complementary angle? Is the vertical angle opposite to the vertex angle? Central angle Central angle? Inner angle. Inner angle? Outside corner. Outside corner? Make up the angle? Complementary angle? Adjacent angle? Acute angle acute angle obtuse angle obtuse angle? Right angle. Right angle? Rounded corners? Right angle. Right angle? bevel angle

2. All equilateral triangles are equilateral triangles? An equilateral triangle. An equilateral triangle? Isosceles triangle isosceles triangle? Right triangle. Right triangle? Oblique triangle? inscribed triangle

3. About the convergent plane figure, except triangle? Semicircle? Semicircle? Concentric circles concentric circles? Quadrilateral quadrilateral? Pentagon. Pentagon? Hexagon? Seven sides. Seven sides? Octagonal octagon? Nonagon nonagon? Decathlon Decathlon? Polygon. Polygon? Parallelogram parallelogram? Equilateral equilateral? Airplane. Airplane? Square, square, square? Rectangular. Rectangular? Regular polygon Regular polygon? Diamonds? Trapezoidal trapezium

4. Arc The arc of other plane figures? Line, straight line? Line segment? Parallel lines. Parallel lines? Part of an arc

5. How many cubes are there about three-dimensional graphics? Rectangular solid box? Regular solid/regular polyhedron Regular polyhedron? Cylinders? Cone cone sphere sphere sphere? Three - dimensional

6. What is the height of the graphic attachment? Depth? Depth? Side length? Perimeter? Perimeter? Radian radian? Surface area surface area volume? Right-angled triangular thigh of arm? Cross section. Cross section? Center of the circle Chord? Radius radius? Angular bisector? Diagonal diagonal? Diameter. Diameter? Edge edge? Is the face hypotenuse of the three-dimensional face insufficient? Including the side? Right-angled side of leg triangle? The center line of the triangle? Base base, radix (for example, 2 to the fifth power, 2 is radix)? The opposite side of the opposite right triangle? Midpoint. Midpoint? Endpoint endpoint? Vertex (complex form vertex) vertex? Tangent tangent transverse cutting line? Interception interception

7. Coordinate system? Cartesian coordinates Cartesian coordinates? Origin. Origin? Abscissa abscissa? The ordinate. The ordinate? How many lines and axes? Quadrant quadrant? Slope? complex plane

8. Other Plane Geometry Plane Geometry? Trigonometry. Trigonometry? Equal share? Delineate? Inscribe? Intersect？ Vertical vertical? Pythagorean Theorem Pythagorean Pythagorean Pythagorean Pythagorean Pythagorean Pythagorean Pythagorean Pythagorean Pythagorean Pythagorean Pythagorean Pythagorean Theorem? Congruence? multilateral

Second, others.

1, cents per unit? Penny? Penny? Nickel, five cents? A dime? Hit (12)? Score twenty (20)? Celsius? Fahrenheit Fahrenheit? Quart. Quart? Gallon Gallon (1 gallon = 4 quarts)? Code code? Mimi? Micron? Micron? Inch by inch? Full? Minute (unit of measurement of angle, 60 minutes = 1 degree)? Square measurement square unit system? Cubic meters? Pint (dry or liquid unit of volume)

2. The related narrative questions are mainly about the leap year (366 days) of the business interaction year? Average year (365 days)? Depreciation depreciation? Direct down payment? Discount? Marginal profit? Profits. Profits? Interest? Interest? Simple interest. Simple? Compound interest compound interest dividend? Reduced to? Reduce. Reduce? Increase to? Increase by increasing? Said? Price tag? Raise the price? Per capita, everyone? Ratio ratio? Retail price retail price tie tie