Track / Stage 4 / 9 of 340 #269 of 1964

Problem 269

AMC 12 late, AIME early

Geometry Difficulty 4.4 Multiple choice

1. The perimeter of an isosceles triangle is $24 \mathrm{~cm}$ , and a median divides the perimeter into two parts in the ratio 5:3. The length of the base of this triangle is ( $) \mathrm{cm}$ .

Pick one

Official solution

$\frac{1}{C}$

Source: NuminaMath-1.5, licensed Apache-2.0. Statement and solution reproduced as published; topic, difficulty and ordering added by this site.