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Polynomials, Geometry Applications
Test Description: Find the expressions to find area, perimeter or missing sides of rectangles, triangles and trapezoids.
Instructions: Answer all questions to get your test result.
1) Find an expression to represent the perimeter of a square. Side = 3x^3
A
9x^9
B
12x^3
C
27x^9
D
9x^7
2) Find an expression to represent the area of a square. Side = 2a + 4
A
4a^2 + 16
B
4a^2 + 16a + 16
C
16a^2 + 16
D
16a + 16
3) Find an expression to represent the perimeter of a triangle. Sides = 5xy^2, 3x + 4xy^2, 7x - 9xy^2
A
IDK
B
18xy^2 + 10x
C
10x
D
10x^2y^2
4) Find an expression to represent the perimeter of a trapezoid. Sides = 5a^3 - 6a, 2a^3 - a^2 + 2a, -3a^2 - 5a, 2a^3 - a^2
A
-5a^3a^2a
B
9a^3 + 5a^2 + 13a
C
-45a^6
D
9a^3 -5a^2 - 9a
5) Find an expression to represent the area of a rectangle. Length = 2x - 6, Width = 3x + 4
A
6x^2 - 24
B
6x^2 - 10x - 24
C
5x - 2
D
10x - 4
6) Find an expression to represent the perimeter of a rectangle. Length = 2x - 6, Width = 3x + 4
A
10x - 4
B
5x - 2
C
6x^2 - 10x - 24
D
6x^2 - 24
7) (3x - 4)(x + 3) When working this problem using algebra tiles how many large tiles will you need?
A
2
B
4
C
3
D
1
8) (3x - 4)(x + 3) When working this problem using algebra tiles how many long tiles will you need?
A
4
B
9
C
7
D
5
9) (3x - 4)(x + 3) When working this problem using algebra tiles how many tiny tiles will you need?
A
12
B
7
C
none
D
1
10) (3x - 4)(x + 3) When working this problem using algebra tiles how many of the tiles will be red?
A
5
B
12
C
1
D
3
*select an answer for all questions
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