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Ierofanga [76]
3 years ago
7

PLS HELP ITS WORTH 20 points

Mathematics
1 answer:
mixer [17]3 years ago
6 0

Answer:

x=3, Aly is correct.

Step-by-step explanation:

a. angle YWZ

b. ZY = 9

c. the triangles are congruent so 7x-20=2x-5, 5x=15, and x=3

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You work for a dress makers and your boss sends you to the fabric store to buy yellow fabric. She tells you to buy the best deal
finlep [7]

Answer:

D) 35 yards for $90.

Step-by-step explanation:

We have been given four options and we are asked to choose the option that represents the best deal.

Let us find the cost of per yard cloth for our given choices.

A. \text{ Price offered by option A}=\frac{\$20}{5\text{ yards}}

\text{ Price offered by option A}=\frac{\$4}{\text{ yard}}

Therefore, option A offers $4 per yard of cloth.

B. \text{ Price offered by option B}=\frac{\$30}{10\text{ yards}}  

\text{ Price offered by option B}=\frac{\$3}{\text{ yard}}  

Therefore, option B offers $3 per yard of cloth.

C. \text{ Price offered by option C}=\frac{\$55}{20\text{ yards}}  

\text{ Price offered by option C}=\frac{\$2.75}{\text{ yards}}  

Therefore, option C offers $2.75 per yard of cloth.

D. \text{ Price offered by option D}=\frac{\$90}{35\text{ yards}}  

\text{ Price offered by option D}=\frac{\$2.57}{\text{ yard}}  

Therefore, option D offers $2.57 per yard of cloth.

Since price offered by option D is less than other option D is the best deal.

6 0
3 years ago
Read 2 more answers
If a circle has an arc with the measure of 60° and the length of the arc is 50 in, what is the
Crazy boy [7]

Answer: radius = 47.8 inches

Step-by-step explanation:

An arc is a portion of the circumference of the circle. The formula for determining the length of an arc is expressed as

Length of arc = θ/360 × 2πr

Where

θ represents the central angle.

r represents the radius of the circle.

π is a constant whose value is 3.14

From the information given,

θ = 60 degrees

Length of arc = 50 inches

Therefore,

50 = 60/360 × 2 × 3.14 × r

Cross multiplying by 360, it becomes

18000 = 376.8r

r = 18000/376.8

r = 47.8 inches

8 0
4 years ago
Select the correct answer from each drop-down menu. A restaurant is analyzing its customer satisfaction level. The manager perfo
Scorpion4ik [409]

Answer:

Not valid

Biased

inappropriate

Step-by-step explanation:

No actual study was done, only observation.

3 0
3 years ago
Read 2 more answers
You call your teacher and find out that the second part of the note should have said “sell four hot dogs and two bags of chips f
noname [10]

Answer:

h = $4 a hotdog

c = $2 bag of chips

Step-by-step explanation:

3h + c = 14

2h + c = 10

3h + c = 14

-2h - c = -10

h = $4 a hotdog

2(4) + c = 10

8 + c = 10

c = $2 bag of chips

7 0
3 years ago
Read 2 more answers
In Siri's coin purse, she has 6 dimes and 4 quarters. Martha has 5 dimes and 3 quarters. Siri thinks that the ratio of dimes to
Andreyy89

Answer:

The ratios are not equal.

Step-by-step explanation:

To justify the answer we will assume the dimes and quarters.

Let number of dimes be denoted by 'x'.

Let number of quarters denoted by 'y'.

In Siri's coin purse

Number of dimes (x) = 6

Number of quarters (y) = 4

Therefore ratio of quarter to dimes we get;

\frac{x}{y}=\frac{6}{4} ⇒ equation 1.

In Martha Coin purse.

Number of dimes (x) = 5

Number of quarters (y) = 3

Therefore ratio of quarter to dimes we get;

\frac{x}{y}=\frac{5}{3} ⇒ equation 2.

Now we will check if both have the same ratios.

We will check by making both equation 1 and equation 2 equal.

\frac{6}{4}=\frac{5}{3}

By cross multiplication we get;

18\neq 20

Hence the ratios are not equal.

4 0
4 years ago
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