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Chapter 1: Q12 (page 21)

State whether the angle appears to be acute, right, obtuse, or straight.

  • ∠S

Short Answer

Expert verified

The angle ∠Sappears to be an acute angle.

Step by step solution

01

Step 1. Definition of angle.

An angle represented by a symbol∠ is the figure formed by two rays that have the same endpoint.

02

Step 2. Apply the definition of acute angle, right angle, obtuse angle and straight angle.

An acute angle is an angle that measures between 0°to 90°.

The right angle is an angle that measures 90°.

An obtuse angle is an angle that measures between 90°and 180°.

A straight angle is an angle that measures 180°.

03

Step 3. Description of step.

From the given figure, it can be observed that the angle ∠Smeasures less than 90°, therefore, the angle ∠Sappears to be an acute angle.

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