Complete the Identity $\alpha$ Is the Vertex Angle of the Cone And

question 98

Multiple Choice

Complete the identity.
-An airplane flying faster than the speed of sound creates sound waves that form a cone. If $\alpha$ is the vertex angle of the cone and $m$ is the Mach number for the speed of the plane, then $\sin \frac { \alpha } { 2 } = \frac { 1 } { m } ( m > 1 )$ . Find the Mach number to the nearest tenth if $\alpha = 90 ^ { \circ }$ .

• A) \(1.4\)
• B) \(1.0\)
• C) \(1.7\)
• D) \(2.4\)

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Definitions:

Dominant Discourses

Prevailing narratives or ways of talking that shape and reflect power relations within a society.

Narrative Therapist

A mental health professional specializing in narrative therapy, a therapeutic approach that helps individuals reinterpret and reframe their life stories.

Constructivist Therapists

Therapists who operate from the perspective that individuals construct their own understanding of the world, emphasizing the importance of personal meaning in therapy.

Different Perspectives

Viewing situations, issues, or concepts from various angles or viewpoints to gain a broader understanding.