Answer:
D
Step-by-step explanation:
Using the Sine rule in Δ QRS , that is
= , that is
= ( cross- multiply )
12× sinQ = 15 × sin50.1° ( divide both sides by 12 )
sinQ = , thus
Q = ( ) ≈ 73.5° ( to the nearest tenth )
Answer:
B
Step-by-step explanation:
696 miles 522 miles---------------- = --------------- 12 hours x hours Cross multiply: 696x = 522*12 x = 522*12/696 Solve for x
I am going to give you an example and then you could plug in your numbers.
Answer:
5.13
Step-by-step explanation:
Look at the number at the end, and if it's 5 or more, round up. the 6 is greater than or equal to 5, so you round up, dropping the six and making the 2 into a 3, giving you 5.13.