7.2 Geometrical Constructions, PT3 Focus Practice 2


7.2 Geometrical Constructions, PT3 Focus Practice 2
Question 4:
Diagram below shows a parallelogram PQRS. The point T lies on PQ such that ST is perpendicular to PQ.


 
Using only a ruler and a pair of compasses, construct parallelogram PQRS, beginning from the lines PQ and PS provided in the answer space.
Answer:
 


Solution
:


Question 5:
Diagram below shows a triangle ABC.


 
(a) Using only a ruler and a pair of compasses, construct triangle ABC, beginning with the straight line BC in the answer space.
(b)   Hence, measure the length, in cm, of BA.

Answer
:
(a)



Solution
:
(a)

 
 
 
 
 
 
 
 
 
 
 
 
 
 
(b)
BA= 4.5 cm

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