chanice drives her scooter 7 km north she stops for lunch and then drives 5 km east what distance did she cover. what was her displacment?

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03-02-2020
Physics

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chanice drives her scooter 7 km north she stops for lunch and then drives 5 km east what distance did she cover. what was her displacment?

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graylynrhee graylynrhee · Answer 1 · 2020-02-03T22:17:42+01:00

graylynrhee graylynrhee

03-02-2020

use pythagorean's theorem for this, with 7 as a and 5 as b. pythagorean's theorem says that a^2 + b^2 = c^2, so 7^2 * 5^2 = c^2. this gives you 49 + 25 = c^2, so 74 = c^2. c = sqrt 74, which is approximately 8.60 km

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