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Hunter-Best [27]
3 years ago
11

Help pls this is my first question on here and I need help with this pls. I will give you the brainliest and a thanks!! :)) Can

you do 1 and 4 thanks!! :)))

Mathematics
1 answer:
docker41 [41]3 years ago
4 0

Answer:

1. 18.85in

4. 25.13m

Step-by-step explanation:

I got you

So to find the circumference of any circle we use the equation 2pi(r)

2(3.1415)(3)= 18.85in for the first one because radius is half of the diameter which is 6 so half of 6 is 3

For 4. 4m is actually the radius so just plug that into the equation 2pi(4)=25.13m

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Arianna takes a sheet of paper and makes a diagonal cut from one corner to the opposite corner, making two triangles. The cut sh
Serjik [45]

Answer:

9

Step-by-step explanation:

The length of the paper , x, can be obtained using Pythagoras :

Width = 12 ; length = 15

x² = 15² - 12²

x² = 225 - 144

x² = 81

x = sqrt(81)

x = 9

Hence, length of the paper = 9 inches

7 0
3 years ago
Can anybody help? Having a little trouble with this during quarantine...
kolbaska11 [484]
First you would have to find the base which would be 9^2 + 9^2= C^2 because of the pythagorean theorem. So the base would equal 12.7. To find the area of a triangle it’s A= h•b / 2. So your answer would be 95.25
6 0
3 years ago
I Need Help On This
disa [49]

Answer:

The first blank: not equal

The 2nd blank: not right triangle (it's acute triangle)

The 3rd blank: equal

The 4th blank: it's right triangle

Step-by-step explanation:

4^2 = 3^2 + 3^2

<=> 16 = 9 + 9

<=> 16 = 18 ( nonsense)

so triangle LKJ is not right triangle

5^2 = 4^2 + 3^2

<=> 25 = 16 + 9

<=> 25 = 25 ( make sense)

so triangle ABC is right triangle

Done!! :))

6 0
3 years ago
Camelo has 3 less siblings than Benecio has. If camelo has 2 siblings, how many siblings does Benicia has.
Yuri [45]

Answer:

Benicia has5 siblings

Step-by-step explanation:

2+3=5

8 0
4 years ago
SOMEONE PLZ HELP ME The two box-and-whisker plots below show the scores on a math exam for two classes. What 2 things do the int
Savatey [412]
A box-and-whisker plot shows 5 number summary:                                   Class A                Class B1) minimum value      65                           562) 1st quartile            66                            793) median                  81                            914) 3rd quartile            89                            945) maximum value     95                          100
Interquartile range = 3rd Quartile - 1st Quartile Class A: 89 - 66 = 23Class B: 94 - 79 = 15
IQR indicates the spread of the of the scores over the median. Class A has a spread that his more than 50% of the scores of Class B.
Hope this helps!!  :)
3 0
3 years ago
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