Angles & Parallel Lines Practice 1
This section contains 6 focused practice questions designed to reinforce the rules and techniques for rounding off to decimal places and significant figures.
Students can use these questions for quick practice, revision, or to check their understanding and accuracy when rounding numbers.
Related Lessons:
Practice 1 - Question 1
In the diagram above, find the values of \(x\) and \(y\).
Practice 1 - Question 2
In the diagram above, NOP is a straight line, triangle MNO is an equilateral triangle, triangle OPQ is an isosceles triangle and \(\angle OQP=70°\). Calculate, stating your reasons clearly
- \(\angle POQ\)
- \(\angle MOQ\)
Practice 1 - Question 3
In the diagram, the lines AB and CD are parallel. Given that \(\angle EFD=90°\) and \(\angle CDF=20°\), calculate the values of \(x\) and \(y\).
Practice 1 - Question 4
In the rhombus ABCD, DB cuts AC at X and \(\angle DAC=50°\). The point P on AD is such that PX=AX. The line PX produced meets BC at Q. Calculate
- \(\angle AXP\)
- \(\angle BQP\)
- \(\angle ADC\)
Practice 1 - Question 5
In the diagram, the straight-line ABC is parallel to EFG and DB is parallel to FC. It is given that \(\angle ABD=38°\) and \(\angle DFE=62°\). Stating your reasons clear, find
- \(\angle BDF\)
- \(\angle CFG\)
Practice 1 - Question 6
In the figure, O is the centre of the circle, and A, B and D touches the circumference of the circle. ABC is a straight line; OD is parallel to AC and \(\angle AOB=42°\). Calculate
- \(\angle OAC\)
- \(\angle OBC\)
- \(\angle OBD\)