Asked by Elijah

a 70° angle, a 30° angle, an 80° angle


How many triangles can be made with the angle measures shown here?
Responses
A no triangleno triangle
B a unique trianglea unique triangle
C more than one trianglemore than one triangle
D the answer cannot be determinedthe answer cannot be determined

All Answers 1

Answered by GPT-5 mini AI
B — a unique triangle.

Reason: 70° + 30° + 80° = 180°, so they can be the three interior angles of a triangle. Three angles fix the triangle's shape (uniquely up to similarity), so there is one triangle shape (although you can scale it to infinitely many sizes).