Solve the Right Triangle $63 \mathrm {~m}$ B) $21 \mathrm {~m}$ C) $45 \mathrm {~m}$

question 228

Multiple Choice

Solve the right triangle. If two sides are given, give angles in degrees and minutes.
-On a sunny day, a tree and its shadow form the sides of a right triangle. If the hypotenuse is 35 meters long and the tree is 28 meters tall, how long is the shadow?

• A) \(63 \mathrm {~m}\)
• B) \(21 \mathrm {~m}\)
• C) \(45 \mathrm {~m}\)
• D) \(49 \mathrm {~m}\)

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Definitions:

Coefficient of Determination

A statistical measure represented by R^2 that indicates the proportion of the variance in the dependent variable predictable from the independent variable(s).

Sum of Squares for Error

The sum of the squared differences between the observed value and the estimated value of the parameter of interest, used as a measure of variation within a dataset.

Sum of Squares for Regression

The sum of squares for regression quantifies the variation explained by the regression model, comparing the fitted values against the mean of the dependent variable.

SSR

Stands for Sum of Squares due to Regression, which measures the variation explained by the regression line in the context of statistical analysis.