Question

Find u and theta correctly

Answer 1

Answer:

\sqrt{30 ^{2} + 40 { }^{2} } \\ u = \sqrt{2500} \\ u = 50 \\ \tan \alpha = ax \div ay) \\ \tan( \alpha ) = 4 \div 3 \\ \alpha = \tan 4 \div 3

u=

Answer 2

Answer:

yor answer refer in pic

Explanation:

hope it will helps you