- 2rience with T Three segments have lengths of 7, 9, and 11. Complete Exercises
9-12 to tell whether the segments can form a triangle and if the
triangle is acute, obtuse, or right.
YES NO
9. Tell whether the segments can form a triangle.
10. The Pythagorean Theorem will tell you if the triangle is acute,
obtuse, or right. In a? + b2 = c?, the longest segment must
be c. Name the length of the longest segment.
11. Substitute the lengths of the segments into a + b and c?
c2=
12. If a + b is less than c. the triangle is acute. If a? + b2 is greater
than c. the triangle is obtuse. If a + b is equal to c, the triangle
is right. What kind of triangle is made with segments of lengths
7, 9, and 11?
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