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UNO [17]
3 years ago
9

The hypotenuse of 45-45-90 triangle measures 7 (2) units. What is the lengh of one leg of the triangle?

Mathematics
1 answer:
scoray [572]3 years ago
6 0

I'm assuming that 7(2) is 14 to answer this question:

a^2 = b^2

In this case:

2a^2 = 14^2

a^2 = 98

a = 9.8994

The length of one leg is about 9.8994

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Step-by-step explanation:

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3 years ago
a falling stone is at a certain instant 230 feet above the ground. 3 seconds later it is only 14 feet above. From what height wa
vazorg [7]
The falling stone is a certain instant 230 feet above the ground. 3 seconds later it is only 14 feet above. The height that it was dropped is 32 feet. The equation for the answer is; 

<span>16<span>t2</span>+<span>h0</span>=230</span> <span>−16(t+3<span>)2</span>+<span>h0</span>=14</span>


4 0
3 years ago
Read 2 more answers
Solve - 2/5x is less than or equal to 20
sashaice [31]

Answer:

x is less than or equal to 0

Step-by-step explanation:

- you need to multiply both sides of the inequality by 5/2

- then you reduce the numbers with the greatest common factor 5

- then you reduce the numbers with the greatest common factor 2

- any expression multiplied by 0 equals 0

- so you get x is less than or equal to 0

^^^ hope this helps! :)

8 0
3 years ago
4 2/3 + 1 3/4 give your answer as a mixed number
Anna71 [15]

Answer:

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Step-by-step explanation:

Given the expression :

4 2/3 + 1 3/4

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L.C.M of 3 and 4 = 12

(56 + 21) / 12

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= 6 5/12

7 0
3 years ago
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OlgaM077 [116]
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So $4.05 Is the mark up

And

The cost would be markup and original added together
4 0
3 years ago
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