1. Click on . 2. Use the :highlight: tool to highlight parallel lines on page 1. 3. Use the :highlight: tool to highlight perpendicular lines on page 2. 4. Use the :text: tool to answer the questions on pages 3 & 4. 5. Use the tool to fill in the bubble next to the correct answer or answers on pages 5 & 6. 6. Click the to post your work.