Suppose that a boat travels 10 km from the port towards east and then turns 60 its left. If the boat travels further 8 km, how far from the port is the boat?
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no idea Google pe video hai
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hey mate here you go !!!
BP = 2 √61 km
Step-by-step explanation:
let bp BP be the required distance
by using the cosine formula, we have,
BP^2=10^2+8^2-2××10×8×cos 120=244 km
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