Level 1
(x-4)^2
x^2-8x+16
The sides of a triangle have the following measurements, ( x-3), (x+9) and (x-2), what is the perimeter?
3x+4
4(x-6)(x-2)
4x^2-32x+48
A triangle has the height of ( x-3) and base of (x-2), what is the area?
x^2-5x+6
(x+5)^2
x^2+10x+25
A rectangle has a width of (7+x) and a length of (2+x). What is the perimeter?
4x+18
(x-7)(x+7)
x^2-49
A rectangle has a width of (7+x) and a length of (2+x). What is the area?
x^2+9x+14
(11-x)(10-x)
x^2-21x+110
A room has an area of (2x-4)(4x-9), what is half of the area?
4x^2-17x+18