Answer:
Math isnt my strongest subjuect but i believe it it right.
It could be a building with a triangular top. If the building had a triangular top, then it must have 3 rectangles as its sides. So your answer would be, a building with a triangular top.
A chord is a line segment that connects any two points on a circle.
Answer:
I pretty sure the answer is 171,000 . but if i'm wrong someone can correct me
Step-by-step explanation: