Answer:
Step-by-step explanation:
Perimeter of a rectangle = 2l + 2w
where
l is the length
w is the width
From the question
length = 17 m
width = 12 m
Substitute the values into the above formula and solve for the perimeter
We have
Perimeter = 2(17) + 2(12)
= 34 + 24
We have the final answer as
Hope this helps you
a)10
b)-11.4
you should find common denominator bit don't forget that they are negative
41,243 will be the answer