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Four identical trapeziums are placed on a coordinate grid as shown - OCR - GCSE Maths - Question 16 - 2018 - Paper 1
Question 16
16
Four identical trapeziums are placed on a coordinate grid as shown. Not to scale
(a) Write down algebraic expressions for the coordinates of point P.
(b) The c... show full transcript
Worked Solution & Example Answer:16
Four identical trapeziums are placed on a coordinate grid as shown - OCR - GCSE Maths - Question 16 - 2018 - Paper 1
Step 1
Write down algebraic expressions for the coordinates of point P.
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Answer
The coordinates of point P can be expressed as
a = a
b = b
Thus, the coordinates are given by:
P(a, b).
Step 2
The coordinates of point Q are (16, 13). Work out the value of a and the value of b.
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Answer
Since point Q is at (16, 13), we can relate point P's coordinates to Q.
Given the horizontal distance between points P and Q is
