Answer: Triangle is 150 sq
Rectangle is 360 sq
Step-by-step explanation:
The answer is true- A proportion is an equation showing equivalent of two ratios or rates
I believe that the answer is D.
Answer:

Step-by-step explanation:
Lets say there's a number 'x' and there's an expression
where 'a' & 'b' are also numbers , <u>the simplified form of the expression is </u>
<u>.</u>
So ,
40 = n-.40n
40 =n(1-.4)
40 = n(.6
divide by .6 on each side
40/.6 =n
n=66 2/3