Math Problem Statement

In the adjoining figure, ∠BAD = 30° and ∠BDC = 96°. Find ∠ABD.

Solution

The image contains a geometric problem. Let's break it down.

We are given a triangle ABC\triangle ABC with:

  • BDC=96\angle BDC = 96^\circ
  • BAD=30\angle BAD = 30^\circ
  • DAB=same as BAD=30\angle DAB = \text{same as } \angle BAD = 30^\circ

The task is to find ABD\angle ABD.

Approach:

We can use the fact that the sum of angles in a triangle is always 180180^\circ.

To clarify the notation:

  • In ABD\triangle ABD, the sum of angles is: BAD+ABD+BDA=180\angle BAD + \angle ABD + \angle BDA = 180^\circ
  • Since BAD=30\angle BAD = 30^\circ, we now need to find BDA\angle BDA from the available information to solve for ABD\angle ABD.

Let me compute the value for ABD\angle ABD.The value of ABD\angle ABD is 6666^\circ.

Would you like further details or have any questions? Here are 5 related questions to explore further:

  1. How do you calculate the sum of angles in a triangle?
  2. What is the concept of supplementary angles in geometry?
  3. Can you explain how to apply the angle sum property to other polygons?
  4. How would the problem change if one of the given angles was obtuse?
  5. What role does the 9696^\circ angle play in the configuration of this problem?

Tip: Remember, in any triangle, the sum of the interior angles always equals 180180^\circ, which is crucial for solving problems involving unknown angles.

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Math Problem Analysis

Mathematical Concepts

Geometry
Triangles
Angle Sum Property

Formulas

Sum of angles in a triangle = 180°

Theorems

Angle Sum Theorem

Suitable Grade Level

Grades 6-8