Answer: $49.78
Step-by-step explanation: $15.75 + $28.79 + $5.24 = $49.78
D≈2π(6371-1737.5)
d≈9267π
d≈29113.1km (to nearest tenth of a kilometer)
Answer:
x = 8
y = 16
Step-by-step explanation:
8 + 8 = 16
y = 16
Step-by-step explanation:
△BAC ≅ △EDF (given)
Therefore,
BC=EF
x-4=19
x=23
Answer:
cos4B =1-8sin^2(B)+8sin^4(B)
Step-by-step explanation:
cos4B =1-8sin^2(B)+8sin^4(B)