Answer:
b = 45.9 - c
Step-by-step explanation:
A scalene triangle has non of its sides equal.
Perimeter = 54.6
side a = 8.7 cm
side b = unknown
side c = unknown
Perimeter of a shape is sum of all its sides.
Perimeter = a + b + c
54.6 = 8.7 + b + c
Making b the subject
b = 54.6 - 8.7 - c
b = 45.9 - c
The value of b is (45.9 - c)
Answer:
4
Step-by-step explanation:
Given that 20 / 5 = 4
It will take just about 4 hours (240 minutes).
Each car requires 1 hour to wash.
So, it will erase 1 hour.
I hope this helps. ❤
If this is wrong, please let me know.
It's "D", because when you divide 4.5/5 you get .90 per pound so buying per pound it less.
I don’t know can’t see it