In the diagram, PQ||RS and angles are as shown. Find x
145o
150o
155o
160o
165o
Correct answer is E
Join PR to a pentagon
90 + 90 + 140 + 55 + x = 540o
x = 165o
What happens when three coplanar non-parallel forces are in equilibrium?
Their lines of action are parallel.
They are represented in magnitude only
They are represented in direction only
Their lines of action meet at a point
Correct answer is D
Conditions for non-parallel coplanar forces
In the diagram ST and QR are parallel. |PS| = 6cm, |SQ| = 8cm and |PR] = 18 2/3. Find |PT|
7cm
8cm
8 2/3cm
10cm
10 2/3cm
Correct answer is B
No explanation has been provided for this answer.
Average
Zero
Negative
Positive
Correct answer is B
No explanation has been provided for this answer.
48N
12N
27N
36N
Correct answer is C
No explanation has been provided for this answer.
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