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Serjik [45]
4 years ago
9

Please Help! What is the value of x? A. 4 B. 42√ C. 8 D. 82√

Mathematics
2 answers:
elixir [45]4 years ago
4 0
Since it is a isosceles triangle,both sides are the same so you are squaring the side (which gets you 32) and multiplying by two (which gives you 64) then find the square root of that in order to find X
the answer is C
Over [174]4 years ago
3 0
It's C I am sure of it

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2. What is A-2) if f(x)= ?<br> F.-2<br> G. 1<br> H. O<br> I. 1
NARA [144]

Answer:

F.-2...........................................

8 0
3 years ago
The equation yˆ=0.3418x+14.3818 models the fuel economy of a car, in mpg, where x is the car’s speed in mph. According to the re
tekilochka [14]
The fuel economy of the vehicle at 65 mph can be determined using the given equation. The fuel economy, y, can be solved by substituting the car's speed, x, to 65. Doing this, will result to y = 36.5988. Thus, the correct answer among the choices is that the fuel economy of the vehicle at 65 mph is about 37 mpg. 
5 0
4 years ago
Read 2 more answers
Small notebooks cost $3.50 and large notebooks cost $5.00. She needs to buy 31 notebooks, and she has $134 to spend. How many sm
Darina [25.2K]

Let's assume

number of small notebooks =x

number of large notebooks =y

we are given

total number of notebooks =31

so, we get

x+y=31

now, we can solve for y

y=31-x

we have

Small notebooks cost $3.50 and large notebooks cost $5.00

she has $134 to spend

so, we get

3.50x+5y=134

now, we can plug y

3.50x+5(31-x)=134

3.50x+5*31-5x=134

-1.5x+155=134

-1.5x+155-155=134-155

x=14

now, we can find y

y=31-14

y=17

so,

number of small notebooks is 14

number of large notebooks is 17.............Answer


6 0
4 years ago
Read 2 more answers
myra swims 3/5 of a mile farther than luke.if luke swims 2 and 4/10 miles, how many milrs does myra swim?
Irina-Kira [14]
The answer is 447 because you got to add 35 plus 410
3 0
3 years ago
A vacuum cleaner costs $68, and the full-replacement extended warranty costs $22. if the manufacturer sells 360,920 vacuum clean
olasank [31]

The cost of the 15 percent of replaced vacuum cleaner which are sold under warranty is $3,681,384. Option b is correct.

<h3>What is percentage ?</h3>

Percentage of a number is the part of the number expressed in the in every hundred. Percentage of a number is expressed with the symbol '%'.

A vacuum cleaner costs $68, and the full-replacement extended warranty costs $22.

The manufacturer sells 360,920 vacuum cleaners under warranty and must replace 15% of them to honor the warranties. Thus, the number of vecuum cleaner replaced by manufacturer is,

n=\dfrac{15}{100}\times360,920\\n=54138

The cost of one vacuum cleaner is $68. Thus the cost of 54138 vcacuum cleaner is,

C=54138\times68\\C=3681384

Hence, the cost of the 15 percent of replaced vacuum cleaner which are sold under warranty is $3,681,384. Option b is correct.

Learn more about the percentage here;

brainly.com/question/24304697

8 0
3 years ago
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