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Question
lesson 12.4 checkpoint
once you have completed the above problems and checked your solutions, complete the lesson checkpoint below.
complete the lesson reflection above by circling your current understanding of the learning goal.
- use the geometric mean theorem and your knowledge of proportions to find the value of x.
Identify the geometric relationship
Using the Geometric Mean knowledge point
$$
x^2 = 30 \cdot 40
$$
Solve for the variable
Using the Simplifying Radicals knowledge point
$$
LATEXBLOCK0
$$
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- Use the Geometric Mean Theorem and your knowledge of proportions to find the value of x.
\(x =\) <blank>\(20\sqrt{3}\)</blank>