Answer:
C. 
Step-by-step explanation:
Width = x
Length = one fifth of width minus 2
Length = 
Perimeter is given by the formula








Answer:
Y + 3= 3/4( x - 7)
Answer:
2/3 1 4/3 and 5/3
Step-by-step explanation:
just multiply 1/3 with any whole number.
Answer:
Area =
x²
Step-by-step explanation:
The area (A) of a triangle is calculated as
A =
bh ( b is the base and h the perpendicular height )
Here b =
x and h = x, thus
A =
×
x × x =
x²
16 is a rational number, this is because it is a full whole number, it can be a fraction or a ratio, for this reason we know 16 has to be rational