The angle with a measure of 79 degrees and angle b are alternate exterior angles.
Alternate exterior angles from parallel lines are always congruent; thus, the measure of angle b must be 79 degrees as well.
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Answer:
20
Step-by-step explanation:
Perimeter of equilateral triangle = 3a
a represents side
60 = 3(3x+2)
60 = 9x + 6
9x = 54
x = 6
Length of one side = 3×6 + 2= 18+2 =20
Answer:
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