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Salsk061 [2.6K]
3 years ago
15

Please help!! will give brainliest ASAP

Mathematics
1 answer:
soldier1979 [14.2K]3 years ago
8 0

Answer:

c = 36.06

Step-by-step explanation:

a² + b² = c²

20² + 30² = c²

400 + 900 = c²

c² = 1300

\sqrt{c^2} =\sqrt{1300}

c = 36.06

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Can you help me find the answer to it pls and ty <3 .
grin007 [14]

The expression that represent the area of the cut off part is 81π / 4

<h3>How to find area?</h3>

The area of the cut off part can be found as follows:

Area of a circle = πr²

where

  • r = radius

Therefore, the cut off part is like 1 / 4th of a circle.

Hence,

area of the cut off region = πr² / 4

r = 9 inches

area of the cut off region =  π9² / 4

area of the cut off region = 81π / 4

learn more on area here: brainly.com/question/15403474

#SPJ1

4 0
2 years ago
Factor the expression x^4 -1 using the polynomial identify x^2-y^2)=(x-y)(x+y)
Orlov [11]

Answer:

(x - 1)(x + 1)(x² + 1)

Step-by-step explanation:

Step 1: Factor Difference of Squares

(x² - 1)(x² + 1)

Step 2: Factor Difference of Squares for non-complex binomial root

(x - 1)(x + 1)(x² + 1)

And we have our answer!

3 0
4 years ago
To calculate theoretical probability, divide the number of ______ outcomes by the total number of outcomes.
Alexandra [31]

Answer:desired

Step-by-step explanation: i think it's like 4/8 then the theoretical property

Is 1/8

6 0
4 years ago
Read 2 more answers
PLEASE HELP, WILL GIVE BRAINLIEST!!!<br><br><br> Find the inverse of f(x)=6x-4<br> and find f^-1(62)
Lena [83]
Answer: 11

=========================

Explanation:

To find the inverse, or f^-1 of a function, you first replace the y= 6x-4 with x=6y-4

Finding the inverse from here is basically just finding y in terms of x.

1) x=6y-4
2) x+4=6
3) (x+4)/6= y

y= (x+4)/6 is now your f^-1.

Now that you have your inverse, replace 62 with your x in y=(x+4)/6

1) (62+4)/6
2) 66/6
3) 11

Therefore, f^-1(62)= 11

Hope this helps :)
5 0
3 years ago
Read 2 more answers
I really need help please!! <br><br> ax - b = c<br><br> Solve for X<br><br> Show work please!!
Elina [12.6K]

ax - b = c

add b to both sides

ax - b + b = c + b

simplifying

ax =  c + b

divide both sides by a

ax / a =  (c + b) / a

simplifying

x =  (c + b) / a

6 0
3 years ago
Read 2 more answers
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