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HMMT 十一月 2013 · 冲刺赛 · 第 3 题

HMMT November 2013 — Guts Round — Problem 3

专题
Contest Math / 竞赛数学
难度
L3
来源
HMMT

题目详情

  1. [ 5 ] A square is inscribed in a circle of radius 1. Find the perimeter of the square.
    HMMT NOVEMBER 2013, 9 NOVEMBER 2013 — GUTS ROUND
    2 2

英文原题

[ 5 ] A square is inscribed in a circle of radius 1. Find the perimeter of the square.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HMMT NOVEMBER 2013, 9 NOVEMBER 2013 — GUTS ROUND

解析

英文解析

  1. [ 5 ] A square is inscribed in a circle of radius 1. Find the perimeter of the square.
    √ √ √
    √8
    Answer: 4 2 OR The square has diagonal length 2, so side length 2 and perimeter 4 2.
    2 22