• Home
• News
• Microsites
• Subjects
• About Trinity
• Contact Us

Maths

Home

Topics

Focus On

Algebra

Data

Number

Shape & Measure

Area of Trapezia

Circle Theorems

Notes

Labels A, B and C:

• Drag the labels to alter the angles. A and B always stay on the bottom half of the circle, C stays on the top.

Lines:

• Click lines to dim them. Click again to bring them back.
• Click the "Lines" button to switch bewteen showing all lines and hiding all lines.

Angle label boxes:

• Drag the angle boxes wherever you want.
• Click in a box to hide its angle value. Click again to show.
• Click the triangle to file the angle box back on the right.
• Click the "Angles" button to switch between showing all the angle values and hiding all the angle values.
• Click "Hide" to file all the angle boxes back on the right.

New points:

• Click "New" to create new positions for points A, B and C. The old positions are saved automatically.

Copy:

• Click "Copy" to create a copy of the current positions and visibilities.

Prev and Next:

• The positions of A, B and C are saved whenever you create a new set of points. You can view the stored positions using the "Prev" and "Next" buttons.
• Click "Prev" to see the previous stored position.
• Click "Next" to see the next stored position.