Chapter 5.5: Applications of graphs in real world contexts Flashcards

Knowing all the formulas to find the unknown

1
Q

The formula to find distance in Speed-time graph

A

Area under graph:
Area of a triangle = L × H × ½
Area of a rectangle = L x H

OR

Area under the graph:
Area of a trapezium
= ½ × (Base₁ + Base₂) × Height
where Base₁ + Base₂ are the two lengths of paralle

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2
Q

The formula to find acceleration in a Speed-time graph

A

gradient = rise/run
gradient = (y2-y1/x2-x1)

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3
Q

The formula to find speed in a Distance-time graph

A

gradient = rise/run
gradient = (y2-y1/x2-x1)

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