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lesson 12.4 checkpoint once you have completed the above problems and c…

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.

  1. use the geometric mean theorem and your knowledge of proportions to find the value of x.

Explanation:

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

$$ LATEXBLOCK0 $$

Answer:

  1. Use the Geometric Mean Theorem and your knowledge of proportions to find the value of x.

\(x =\) <blank>\(20\sqrt{3}\)</blank>