The area of real backyard is 72 square meters.
Step-by-step explanation:
Given,
Length of rectangular backyard = 8 cm
Width of rectangular backyard = 4 cm
According to scale;
2 cm = 3 m
1 cm = 
Real length of backyard = 8*1.5 = 12 m
Real width of backyard = 4*1.5 = 6 m
Real area of backyard = Length * Width
Real area of backyard = 12*6 = 72m²
The area of real backyard is 72 square meters.
Keywords: area, unit rate
Learn more about areas at:
#LearnwithBrainly
I'm assuming you mean to list the terms of the expression. Those are mn, -2n, and +8. There are 3 terms there.
Here is a picture of each.
Here are the definitions of each:
1. Equilateral- this triangle has side lengths that are all the same (congruent).
2. Isosceles-this triangle has exactly 2 sides that are the same length(congruent).
3. Scalene- this triangle has no sides that are the same length.
Answer:


Step-by-step explanation:
Given : A major issue facing many states is whether to legalize casino gambling. Suppose the governor of one state believes that more than 55% of the state’s registered voters would favor some form of legal casino gambling.
i.e. claim : 
Since alternative hypothesis shows there is statistical difference between the groups tested , it takes >, < or , ≠ sign.
Thus , the given claim is representing the alternative hypothesis :

Then, the null hypothesis will be (exactly opposite of alternative hypothesis ):

Thus , the appropriate null and alternative hypotheses.:

