Answer:
sheesh!
Step-by-step explanation:ummm
Answer:
Use the cosine rule
Step-by-step explanation:
1. Apply formula of c^2 = a^2 + b^2 - 2abcosC
2. Substitute known values in: c^2 = 36 + 4900 - 840cos120
3. Apply algebra and use the calculator
4. Final answer is 73.18 (2 decimal places)
Answer:you only have to ride 2 more miles
Step-by-step explanation:if you need to ride 4 miles and you already rode 2 miles you only need to ride 2 more by subtracting