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OverLord2011 [107]
3 years ago
13

Which of the following are geometric sequences?

Mathematics
1 answer:
Elenna [48]3 years ago
6 0
A. 2,-2,2,-2,2,-2,2
C. 10,5,2.5,1.25,0.625,0.1325
and
D. 1,2,4,8,16,32
Are all geometric sequences

This means that each sequential # is derived by either multiplying or dividing by a number.

For instance, A. is found by multiplying each by - 1, B. is found by multiplying each by 1/2 (0.5), and D. is found by multiplying each by 2
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The electric bill in May was 215 in June the bell was it 274 what is a percent of increase run to the nearest 10th​
andrey2020 [161]

Answer: 27.44% of increase

Step-by-step explanation:

$274 - $215 = $59

$215___100%

$59___x= 27.44% of increase

6 0
4 years ago
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Geeta, Richard, and Steve are all computer repair technicians. The equation, graph, and table shown represent the amount of pay
jek_recluse [69]

Answer:

Steve earns the most per hour

Step-by-step explanation:

Let

p ----> the amount of pay in dollars

h ---> the number of hours

<em>Geeta's Pay</em>

we have

p=75+45h

This is a linear equation in slope intercept form

the slope represent the unit rate

m=\$45\ per\ hour

<em>Richard's Pay</em>

Find the slope of the linear equation

take two points from the graph

(0,50) and (1,80)

m=(80-50)/(1-0)\\m=\$30\ per\ hour

<em>Steve's Pay</em>

Find the slope of the linear equation

take two points from the data in the table

(3,165) and (5,275)

m=(275-165)/(5-3)\\m=\$55\ per\ hour

Compare the unit rates or slopes

55> 45>30

therefore

Steve earns the most per hour

4 0
3 years ago
Which fraction is in simplest form? ​3/8​ ​2/4​ ​8/12​ ​8/10​
adelina 88 [10]

Answer:

⅜

Step-by-step explanation:

2/4 can be simplified to ½

8/12 can be simplified to ⅔

8/10 can be simplified to ⅘

A cheerful teen willing to help,

stay positive,

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7 0
3 years ago
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An altitude of a triangle is a line or segment that passes through a vertex of the triangle and is _____________ to the line con
GenaCL600 [577]
I think best word to insert in the blank is the term "bisecting".

An altitude of a triangle is a line or segment that passes through a vertex of the triangle and is bisecting <span>to the line containing the opposite side.

</span>"Bisect<span>" means to divide into two equal parts which is true for the altitude of a triangle.</span>
3 0
3 years ago
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A quilt maker is creating a design of a sailboat. she needs exactly the same amount of fabric for the sail as she needs for the
valina [46]
The shape of sail is triangle
The shape of the boat is trapezoid
Fabric needed for sail = fabric needed for boat
which mean ;
                      the area of triangle = the area of trapezoid

the area of triangle = 0.5 * base * height
base = bottom sail = 10 and height = 10
∴  the area of triangle = 0.5 * 10 * 10 = 50 ⇒⇒⇒⇒⇒(1)

the area of trapezoid = 0.5 * (b₁ +b₂) * h
b₁ = long base
b₂ = short base = 10 cm.
h = height = 4 cm.
∴ the area of trapezoid = 0.5 (b₁ + 10 ) * 4 ⇒⇒⇒⇒ (2)

Equating (1) and (2)
∴ 0.5 (b₁ + 10 ) * 4 = 50
    b₁ + 10 = 25
    b₁  = 15

∴ <span>The length of the long base of the trapezoid = 15 cm.

The correct answer is option (C)
</span>





5 0
3 years ago
Read 2 more answers
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