Answer:
a)
, b)
, c)
, d) 
Step-by-step explanation:
a) The perimeter is the sum of the three sides of the internal square and the remaining sides of the external rectangle, that is:


b) The perimeter is the sum of the two sides of the internal triangle and the remaining sides of the external rectangle, that is:


c) The perimeter is the sum of the two sides of the circular section and the three sides of the lower rectangle, that is:


d) The perimeter is the sum of the external sides of the triangle and rectangle, that is:


Dividing x5^5 / x5^5 is 1
Answer:
X, the number of purchased jeans
Step-by-step explanation:
A variable in math is a placeholder in equations / expressions where you can plug in numbers. Variables are usually represented as letters
You can use every 15 multiples or every 60 multiples. and you can use every 45 multiple or every 90 multiple.