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EleoNora [17]
3 years ago
14

Please help me answer please and please actually answer please

Mathematics
1 answer:
Kaylis [27]3 years ago
3 0

Answer:

2 and 1/2

Step-by-step explanation:

:)

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If a = 6, then the value of b is...
lesya692 [45]

Answer:

6/- 3

Step-by-step explanation:

3 0
2 years ago
Please hurry 30 points Which triangles area would be calculated using the trigonometric area formula
motikmotik

Answer:

PQR

Step-by-step explanation:

The trigonometric formula requires the length of two sides of the triangle and the included angle to determine the area

A = 1/2 ab sin C

PQR has 2 sides and the included angle

XYZ has 1 sides and the 2 angles

DEF has only 3 sides

ABC has 2 sides but not the included angle

6 0
4 years ago
Read 2 more answers
kayla works at a coffee shop, and yesterday she earned $6.25 an hour plus $8.50 in tips. Let x represent the number of hours wor
Marta_Voda [28]

Answer:

<h2>y=6.25x+8.5</h2>

Step-by-step explanation:

Step one:

Given data

amount of money earned per hour= $6.25

amount of money made in tips= $8.5

if x represents the number of hours worked and

y represents the total amount earned

The linear function for the total is expressed as

y=mx+c

Step two:

Hence for the situation given the expression for the total is

y=6.25x+8.5

Say Kayla worked for 2 hours

that is x=2, the total she would have earned is

y=6.25(2)+8.5

y=12.5+8.5

y=21

For a 2 hour work, Kayla will make $21

7 0
3 years ago
Think of a real-life situation, different from the situations already described in this activity, where knowing the percent
Illusion [34]

Answer:

Suppose the next case.

You want to buy an object from another state or country, you know that the cost of this object is C, and for bringing it from another place, you need to pay a tax, such that you do not know the exact value of the tax, you know that this can be between 3% and 9%.

Then the tax can be written as:

6% ± 3%

then the error is 3%, this means that the percent error is:

(3%/6%)*100% = 50%

Then you know that there is an error of 50% in the tax.

This can be helpful so you can estimate the maximum and minimum cost of tax that you will pay for this purchase.

Also there are a lot of situations where the percent error give us a lot of information.

"a measure of 10 cm with an error of 1 cm"

The percent error is: (1cm/10cm)*100% = 10%

And in a measure of 3cm with an error of 1cm we have:

(1cm/3cm) = 33.33%

In both cases we have the came error, but different percent error.

Then the percent error also tell us how much the error affects our measure.

4 0
3 years ago
Juan claims that 3^8=6561. Becca claims that 3^8=24. Who is right?
____ [38]

Answer:

Juan

Step-by-step explanation:

3x8=24, but in this case, you are doing exponents. So you have to do this equation

3x3x3x3x3x3x3x3=6561

6 0
2 years ago
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