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Likurg_2 [28]
3 years ago
14

Which of the following are true

Mathematics
1 answer:
geniusboy [140]3 years ago
6 0

Answer:

A and B both seem to be true.

Step-by-step explanation:

You might be interested in
For a circle with a radius of 6 feet, what is the measurement of the central angle (in degrees) that intercepts an arc with a le
makkiz [27]

Answer:

135 degrees

Step-by-step explanation:

step 1

Find the circumference of the circle

The circumference is equal to

C=2\pi r

we have

r=6\ ft

substitute

C=2\pi (6)

C=12\pi\ ft

step 2

Remember that the circumference of the circle subtends a central angle of 360 degrees

so

using proportion

Find out the measurement of the central angle (in degrees) that intercepts an arc with a length of 9π/2 ft

\frac{12\pi}{360^o}=\frac{(9\pi/2)}{x}\\\\x=360(9\pi/2)/12\pi\\\\x=135^o

3 0
3 years ago
Solve for x by first setting up two equations. Then find the PRODUCT of your solutions |2x+5|=7
Kobotan [32]

Answer: see below

Step-by-step explanation:

|2x+5|=7

2x+5=±7 ⇔ since the absolutely value of any number is all positive, so the value in side can be either positive or negative

2x+5=7  or  2x+5=-7

    2x=2            2x=-12

      x=1      or       x=-6

----------------------------------------

The product of the two solutions

1 × -6=-6

Hope this helps!! :)

Please let me know if you have any question

5 0
3 years ago
Which of the following sample sizes for a large number of samples taken from a population will result in the sample means most c
Phoenix [80]

It means it is asking for a large number so it can represent more of the population because the larger the number the more percent of population so the answer would be A

8 0
3 years ago
Read 2 more answers
Yumiko solved |x|>5 by solving x>-5 and x<5. explain the error yumiko made
Whitepunk [10]

Answer:

switched signs around

Step-by-step explanation:

I believe that s/he switched the signs around so

|x|>5 is solved by x<-5 and x>5

but I'm not quite sure, sorry

3 0
2 years ago
A square has a side length of 36 feet.This square is dilated by a scale factor of 2/3 to create a new square .What is the side l
Vaselesa [24]

Answer:

24 ft

Step-by-step explanation:

36 x 2/3= 24

It is dilated by a scale of 2/3 which means it will be smaller.

8 0
4 years ago
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