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Serga [27]
3 years ago
10

In the right triangle, a = 20, b = 21. Find c A) 841 B) 22 C) 29

Mathematics
1 answer:
Mariulka [41]3 years ago
3 0

Answer:

C

Step-by-step explanation:

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Solve the simultaneous equations <br> 3 x + 2 y = 18 <br> 3 x + y = 12
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Answer:

x=2 , y=6

Step-by-step explanation:

        3 x + 2 y =    18

        3 x +     y =   12

     (-)       (-)         (-)

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

                     y =    6

                 

3x+6=12

=>3x=12-6

=>3x=6

=>x=6/3

=>x=2

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Step-by-step explanation:

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Step-by-step explanation:

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Step-by-step explanation:

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