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Find the ( mass m ) when system is equilibrium help me pleasee this choice is
1. 4 kg
2. 6.25 kg
3. 10 kg
4. 12.5 kg
5. 25 kg
please show solution ​

Find the mass m when system is equilibrium help me pleasee this choice is 1 4 kg 2 625 kg 3 10 kg 4 125 kg 5 25 kgplease show solution class=

Respuesta :

evgeniylevi

Answer:

5. 25 [kg].

Explanation:

1) the final ratio is:

m_20kg *g=m*g/cos37°; ⇒ m= m_20kg / cos37°;

2) answer is:

m=20/0.8=25 [kg].

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