PUMaC 2021 · 几何（B 组） · 第 1 题
PUMaC 2021 — Geometry (Division B) — Problem 1
题目详情
- Parallelogram ABCD is given such that ∠ ABC equals 30 . Let X be the foot of the perpen- dicular from A onto BC, and Y the foot of the perpendicular from C to AB. If AX = 20 and CY = 22 , find the area of the parallelogram.
解析
暂无解答链接。
Original Explanation
No solutions link available.