Angles of Triangles Quick Check
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Question
Use the image to answer the question.
An illustration shows triangle uppercase H uppercase I uppercase J. Uppercase H is the left vertex, uppercase I is the top vertex, and uppercase J is the right vertex. A line extending outward from uppercase H forms an exterior angle of 38 degrees.
What is the sum of the measures of the interior angles at vertex I and vertex J ?
(1 point)
Responses
142°
142 degrees
128°
128 degrees
38°
38 degrees
52°
52 degrees
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1 answer
The sum of the measures of the interior angles at vertex I and vertex J is 142°.
1 answer