Answer: 200cm long
Step-by-step explanation:
Let the length of the rod be x
red = 1/4 of the rod , which means 1/4 of x
orange = 2/5 of x
The remainder = x - (
+
)
= x - (
)
= 
yellow = 2/7 of the remainder , that is
yellow = 2/7 of
yellow = 
and it was given that the yellow section was 20cm long , that is
= 20cm
x = 20 x10
x = 200
Therefore the rod was 200cm long
Answer:
mmmmmmmmm
Step-by-step explanation:
why everyone is asking about maths........
I am a ...........
Answer:
3
Step-by-step explanation
cause there are three rooms that need to be painted
Answer:
<h2>c. 16.5</h2>
Step-by-step explanation:
It's the right triangle.
The formula of an area of a right triangle:
Look at the picture.
We have
Substitute:
Answer:
$1016.4 - if this is just a simple multiplication question
