Given: 

Find: 

To find:
The value of
Given:
And,
The Figure (1) is given as,
Figure (1)
Approach:
The midpoint of a line is that separates the given line into two equal lengths or two equal segments.
According to addition property, if a point
Calculation:
According to addition property, if a point
Substitute
Precalculus: Mathematics for Calculus (Standalone Book)
Single Variable Calculus: Early Transcendentals, Volume I
Calculus: Early Transcendental Functions
Finite Mathematics and Applied Calculus (MindTap Course List)
Probability and Statistics for Engineering and the Sciences
Understanding Basic Statistics
Calculus (MindTap Course List)
Essentials Of Statistics
Mathematical Applications for the Management, Life, and Social Sciences
Multivariable Calculus
Calculus: Early Transcendentals
Mathematical Excursions (MindTap Course List)
Finite Mathematics
Applied Calculus
Statistics for The Behavioral Sciences (MindTap Course List)
Intermediate Algebra
Applied Calculus for the Managerial, Life, and Social Sciences: A Brief Approach
Essentials of Statistics for The Behavioral Sciences (MindTap Course List)
Calculus: An Applied Approach (MindTap Course List)
Single Variable Calculus
Elementary Technical Mathematics
Trigonometry (MindTap Course List)
Elements Of Modern Algebra
Calculus of a Single Variable
Contemporary Mathematics for Business & Consumers
Single Variable Calculus: Early Transcendentals
Study Guide for Stewart's Multivariable Calculus, 8th
Calculus: Early Transcendental Functions (MindTap Course List)
Finite Mathematics for the Managerial, Life, and Social Sciences
Study Guide for Stewart's Single Variable Calculus: Early Transcendentals, 8th