Examples of constant :
2, 5, 0, -3, -7, 2/7, 7/9 etc.
Examples of variable :
The letters x, y, z, a, b, c, m, and n
Answer:
Width = 3a
Height = 6a
Step-by-step explanation:
Given the following :
Scale = 1 in = 3 feets
Doorway frame on blueprint= a inches wide ; 2a inches High
Actual dimension of the doorway:
Since 1 in represent 3 feets
Actual doorway frame dimension will be :
Width = 3 * a = 3a
Height = 3 * 2a = 6a
Answer:

Step-by-step explanation:
<u>Properties of Exponents</u>
The property called Power to a Power shows us how to simplify expressions of the type:

Similarily the property called Power of a product simplifies expressions like:

The company mentioned in the question uses the expression

millimeters per second to calculate the maximum capacity of a photocell with an area of x^3 square millimeters.
First, use the power of a product property:

Now use the power to a power property:

Operate:

Answer:
1/2 = 3/6
1/3 = 4/12
1/5 = 2/10
1/4 = 5/20
Step-by-step explanation:
To make equivalent fractions, you need multiply by 1. A number divided by itself is 1.
1/1 * x/x = x/x = 1
1/2 = 3/6

1/3 = 4/12

1/5 = 2/10

1/4 = 5/20

Hope this helps :)
Have a great day!
Answer:
5
Step-by-step explanation:
This is Pythagorean triple 3-4-5 or you can verify by plugging into Pythagorean Theorem:

c = 5