Answer:
sin75º=sin(30)º+45º)
=sin 30 cos 45+cos 30 sin 45
=1/2*√2/2+√3/2*√2/2
=√2/4+√6/4
=(√2+√6)/4
Check with calculator:
sin 75º≈0.9659
exact value=(√2+√6)/4≈0.9659
The answer is B) 254 inches^2.
You get this by squaring the radius and multiplying by pi
Answer:
the sum of the other two angle is 93
Step-by-step explanation:
180-87=93
Answer:$25
Step-by-step explanation:
20% of 125 is $25 dollars so his commission would be $25
So first 3+2=5 then 5×4=20 so your answer is 20
