Answer:

then Radias equal to 5.5676
Step-by-step explanation:
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Answer:
what is the question? it's not clear
Answer: 7 Courts
Step-by-step explanation: One US gallon equals for US courts, so 1 3/4 x 4 is seven
Answer:
If you've learnt sin(A+B) = sinAcosB + cosAsinB,
sin(4u)
= sin(2u+2u)
= sin(2u)cos(2u) + cos(2u)sin(2u)
= 2 sin(2u) cos(2u).