Problems
Problem 2.1:
Decide whether or not the triangle below is isosceles.
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Problem 2.2:
Decide whether or not the triangle below is isosceles.
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Problem 2.3:
Decide whether or not the triangle below is isosceles.
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Problem 2.4:
If the perimeter of a triangle is 15, and two
of the side lengths are 3 and 8, can the
triangle be isosceles?
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Problem 2.5:
Given: Triangle ABC is isosceles; angle A is 110 degrees; the length of side BC
is 6; the
length of side CA is 4. What is the perimeter of triangle ABC?
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