Math Problem Statement

cho tam giác ABC,vẽ ngoài tam giác ABC các tam giác đều ABD và ACE.I là trung điểm AD,P là trung điểm EC.Trên BC lấy F sao cho BF=3FC.tính góc FPI

Solution

Ask a new question for Free

By Image

Drop file here or Click Here to upload

Math Problem Analysis

Mathematical Concepts

Geometry
Equilateral Triangles
Midpoints
Angle Calculation

Formulas

Angle properties in equilateral triangles
Midpoint theorem
Angle relationships in triangles

Theorems

Midpoint theorem
Properties of equilateral triangles

Suitable Grade Level

Grades 10-12