The angles in a pentagon add up to 540 degrees. In general, an n-sided polygon has angles that add up to 180*(n-2) where n is the number of sides. So, we're looking for 5 consecutive numbers that add up to 540. So, the five angles are 106, 107, 108, 109, and 110.

8 0

3 years ago

Nissan wants to administer a satisfaction survey to its current customers. Using their customerâ€‹ database, the company randoml

Irina-Kira [14]

Answer: simple random sampling

Step-by-step explanation:

A simple random sampling is a sampling method in which individuals are chosen randomly from the population. In this each individual has equal chances to get selected.

If N is the population size , then for any individual , the chances for getting selected is $\dfrac{1}{N}$ .

As per given , the company randomly selects 50 customers directly from the database without applying any further steps and asks them about their level of satisfaction with the company.

Thus , the sampling technique used here is simple random sampling.

3 0

3 years ago

Simplify the expression. Show your work. 22 + (32 – 4 2 )

Alex Ar [27]

You have to use PEMDAS:

Parentheses
Exponents
Multiplication
Division
Addition
Subtraction

First, do parentheses.

32 - 42 = -10

22 + -10 = 12

Answer = 12

Hope this helped
Have a great day :)

8 0

2 years ago

A cylindrical rain barrel has a radius of 2 feet and holds a total of 30 cubic feet of water. How tall is the rain barrel? Use 3

enot [183]

Answer:

2.39 feet

Step-by-step explanation:

we know that

The volume of a cylinder is equal to

$V=\pi r^{2}h$