Angle-Side Relationships in Triangles
Explore the relationships between angles and side lengths in triangles with this Grade 6 worksheet.
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Angle-Side Relationships in Triangles
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Read each question carefully and answer to the best of your ability. Remember the relationship between angles and the sides opposite them in a triangle.
1. In a triangle, the longest side is always opposite the:
Smallest angle
Largest angle
Right angle
Acute angle
2. If two angles in a triangle are equal, then the sides opposite those angles are:
Unequal
Perpendicular
Equal
Parallel
3. In a triangle, the shortest side is opposite the angle.
4. If all three angles of a triangle are equal, then all three sides are .
5. A triangle has angles measuring 40°, 60°, and 80°. Which side is the longest?
6. Look at the triangle below. Identify the longest and shortest sides based on the given angle measures.
Longest Side:
Shortest Side:
7. In any triangle, the sum of the lengths of any two sides must be greater than the length of the third side.
True
False
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