Math Problem Statement

Find the measures of angles AGB and CGB based on the given geometric figure where lines intersect at point G and angle DGC is given as 32 degrees.

Solution

This diagram seems to represent angles in a geometric figure with multiple lines intersecting at point GG. You are asked to find the measures of AGB\angle AGB and CGB\angle CGB.

Observations:

  1. The diagram has several lines intersecting at GG, and the label “32” likely represents the measure of DGC\angle DGC, which forms a smaller angle within the figure.
  2. Line ABAB and line CECE appear to form right angles, as shown with the square symbol near GG.

Step-by-Step Solution:

  1. Identify known angles:

    • DGC=32\angle DGC = 32^\circ (given in the diagram).
  2. Use properties of straight angles:

    • Since line ABAB and line CDCD form a straight line, DGB+CGB=180\angle DGB + \angle CGB = 180^\circ.
    • From this, CGB=18032=148\angle CGB = 180^\circ - 32^\circ = 148^\circ.
  3. Use vertical angle property:

    • AGB\angle AGB and CGB\angle CGB are vertical angles, so they are equal.
    • Therefore, AGB=CGB=148\angle AGB = \angle CGB = 148^\circ.

Thus, both mAGBm\angle AGB and mCGBm\angle CGB are 148148^\circ.

Would you like more details or have any other questions about this solution?

Here are five related questions for further practice:

  1. What is the measure of DGB\angle DGB?
  2. How do you find the complementary angle to DGC\angle DGC?
  3. What are the properties of vertical angles?
  4. How do supplementary angles work in geometric configurations?
  5. What other types of angles can you form when lines intersect?

Tip: Remember that vertical angles are always congruent when two lines intersect!

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Math Problem Analysis

Mathematical Concepts

Geometry
Angles
Vertical Angles
Straight Angles

Formulas

Straight angles sum to 180 degrees
Vertical angles are congruent

Theorems

Vertical Angles Theorem
Supplementary Angles Theorem

Suitable Grade Level

Grades 8-10