# 19.2 Closure

## Quiz by Kristina Haley

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3 questions

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- Q1Consider the figure shown. Which equation can be used to determine the value of r? (Hint, set up proportion 1st)r^2=(u)(s+u)r^2=(s)(s+u)r^2=(t)(u)r^2=(s)(u)30s
- Q2Consider the figure shown. Determine the value of x. Round to the nearest whole number, if necessary.1435172030s
- Q3Consider the figure shown. Determine the value of altitude BD to the nearest tenth. (Hint: This requires 2 steps)13.922.624.08.030s