Geometry and Symmetry
All polygons with 4 sides are called...
Quadrilaterals
The largest prime number between 1 and 100.
97
x + 17 = 3x - 23
x = 20
11 < x < 19
A polynomial expression consisting of three terms.
Trinomial
A regular nonagon (9 sided polygon) has an angle of rotation of...
40o
A number that has factors other than 1 and itself.
A composite number
If [(2)2]x = 8, then x = ?
x = 3/2 or 1.5
For 2(2x - 1) < 3x, the solution set is...
x < 2
For ax2+bx + c, where a, b, and c are constants, the degree of the polynomial expression is
2
A figure that has no symmetry is called...
Asymmetrical
What perfect square is divisible by both 2 and 3?
36
True or false:
All algebraic equations must have at least one solution.
False; 0x = 1 has no solution
What values of n could be used to represent all odd numbers that are less than 39?
n < 20
5xy is an example of what type of polynomial?
A monomial
True or false: if a quadrilateral has 4 equal sides, then it must be a square.
False; a rhombus has 4 equal sides, but it is not a square.
The cubed root -343 is
-7
For the algebraic equation, 5x + y = 2019, how many solutions (x, y) are possible?
An infinite number of solutions
If ax < 5a, and a < 0, then what is the solution set?
x > 5
(3x + 5)(x - 7) =
3x2 - 16x - 35
What type of triangle has no lines of symmetry?
A scalene triangle
Which perfect square is equal to the cube of its side-length?
1; 12 = 13
2x[3-x - (1/3)] = 0
x = 0 and x = 1
A number has an open boundary at x = 2 and a closed boundary at x = 2020. What inequality could be used here?
2 < x ≤ 2020
For the surface area of a sphere, what type of polynomial is it, and what is its degree?
Monomial, degree of 2