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2 years ago

PLEASE PLEASE PLEASE HELP! SOO STUCK!

Mathematics

1 answer:

coldgirl [10]2 years ago

4 0

Answer:80m^2

Step-by-step explanation:

Formula for trapezoid

1/2h(b1+b2)

1/2(8)(6+14)

4(20)=80

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This isn't something specific I need to know for school, I'm just curious. I know the most commonly used variables are x, y, and

andre [41]

Answer:

Any letter you want

Step-by-step explanation:

The letters used for variables don't matter. What matters is what the variables represent: their numerical value. Variables are just to help identify what needs solving. Other common variables are a, b, and c which are found frequently in trigonometry. To answer your question, there are no "next letters." You can use any letter you'd like as a variable because it holds the same numerical value. Basically, the whole alphabet is at your disposal.

4 0

3 years ago

Catelyn has 2 summer jobs. Each week, she works at least 15 hours at a pet store and at least 6 hours as a nanny. She earns $10/

shusha [124]

The answers are as follows:
x ≥ 15
y ≥ 6
x + y ≤ 30
10x + 8y ≥ 250

Thank you for posting your question. I hope you found what you were after. Please feel free to ask me more.

6 0

2 years ago

A family buys a car for $20,000. The value of the car decreases about 20% per year. After 6 years, the family decides to sell th

Ugo [173]

Answer:

Step-by-step explanation:

The car starts at 20 000

After 1 year, it's worth 18 000

After 2 years, it's worth 14 400

After 3 years, it's worth 11 600

After 4 years, it's worth 9 280

After 5 years, it's worth 7 424

After 6 years, it's worth 5 975.20

No, the family should not sell the car for 4000

3 0

2 years ago

PLZ HELP ME WITH THIS QUESTION!?!

Pani-rosa [81]

Answer:

8.333333333333333

Step-by-step explanation:

6 0

2 years ago

Read 2 more answers

Help, idk what this answer is

denis-greek [22]

Answer:

Step-by-step explanation:

5 0

3 years ago