The answer is 4.5 miles. Hope it helps!
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).
A theater has 500 seats. Three fourths of the seats are filled how many seats are filled
375 seats are filled