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secondary 3 | E Maths
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Jean
Jean

secondary 3 chevron_right E Maths chevron_right Singapore

Speed time graph

Date Posted: 1 year ago
Views: 213

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a) Acceleration = (40 - v)/10
1.8 = (40 - v) / 10
v = 22 m/s

b) Total distance travelled = Area under the speed-time graph
= Area of (trapezium + rectangle + triangle)
= 0.5x62x5 + 40x5 + 0.5x5x40
= 610m
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CY Lew
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