GCSE Secondary Maths Age 13-17 - Geometry & Measures: Parallel Lines - Explained
Interactive Video
•
Mathematics
•
10th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
The video tutorial explains how to find an expression for b in terms of a, given two points P and Q and a line perpendicular to PQ. It covers calculating the gradient of the perpendicular line, determining the gradient of line PQ, and using rise over run to relate gradients to coordinates. The tutorial concludes with solving for b in terms of a and discussing the marking scheme for the problem.
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3 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
How can you express b in terms of a using the coordinates of points P and Q?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
What steps are involved in rearranging the equation to isolate b?
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the final expression for b in terms of a?
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