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kumpel [21]
3 years ago
9

a commonly accepted angle of elevation for a safe, accessible wheelchair ramp is 4.4 degrees. The public library's main door is

0.9 m above street level. what will be the run of this ramp
Mathematics
1 answer:
inna [77]3 years ago
7 0

Answer:

11.7 m

Step-by-step explanation:

x = 0.9/tan4.4 = 11.69654

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In Minnesota you he morning temp was -20 degrees by mid morning it decreased by 6 1/4 what was the final temp
sukhopar [10]

Answer:

-26.25 degrees

Step-by-step explanation:

1. Given that the initial temperature in Minnesota was -20 degrees and it decreased by 6 1/4, we can translate it into an expression: -20 - 6.25.

2. Now, all we have to do is solve the expression:

  • -20 - 6.25
  • -26.25

Therefore, the final temperature is -26.25 degrees.

3 0
3 years ago
Describe the two triangles: similar congruent neither both
snow_tiger [21]
They are congruent that is what I think
4 0
4 years ago
What is the difference between percent difference and percent change?
exis [7]

Answer:

Percent change is comparing one current number or value to another.

Percent difference is comparing a number or value to another number or value.

Step-by-step explanation:

7 0
3 years ago
-23 +4 |x+10| < 37 I need help solving please can you also explain how to do it, thanks.​
natka813 [3]

Answer: - 25 < x < 5

Step-by-step explanation:The first thing is to Add 23 to both sides

The equation becomes

4 / x + 10 / < 37 + 23

4/x +10 / < 60

Divide through by 4

/ x +10/ < 15

to remove the modulus sign we have

-15< x + 10 < 15

we then solve one by one

firstly , - 15 < x + 10

 subtract 10 from both sides

⇒ - 15 - 10 < x

     -25 < x

solving the second part

x + 10 < 15

  x < 15 - 10

  x < 5

combining the two answers

-25 < x < x

6 0
4 years ago
(6 + 5y)3<br> Multiply the algebraic expressions using a Special Product Formula, and simplify.
Kruka [31]

Hello.

The answer is: 15y+18

(6+5y)(3)

=(6+5y)(3)

=(6)(3)+(5y)(3)

=18+15y

=15y+18

Have a nice day

7 0
4 years ago
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