Track / Stage 4 / 25 of 340 #285 of 1964

Problem 285

AMC 12 late, AIME early

Geometry Difficulty 4.4 Multiple choice

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 reproduced verbatim; metadata (topic, difficulty, ordering) added by this project.