section 11.7 problems

• 2 - ratio problem
• 3 - just setting up the trig ratios
• 5 - similar figures
• 6
• 10
• 10a - make this drawing, label all known lengths
• 10b - exact length means use Pythagorean, answers in radical form if not a perfect square
• 10c - "Decimal approximation of exact value" meas turn your previous answers into decimals.
• 10c - do the exercise twice: once based on the 30 degree angle, then again based on the 60 degree angle