Answer:
35,45,55 is not a triangle
Step-by-step explanation:
The three angles of a triangle add to 180
30+60+90 = 180
true
45+55+80 = 180
true
30+45+105 =180
true
35+45+55 =180
135 does not =180
false
The length of BC is 53 units long
The sum of exterior angles equals 360 degrees, which is the total degrees of a circle and all polygons
3rd one is correct as it satisfies the eqaution
Answer:
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Step-by-step explanation:
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