Mathematics
Senior High
高一数Aです、至急解説お願いします
15 練習
1
右の図の△ABCにおいて,
AR:RB=4:1,BP:PC
である。
CQQA を求めよ。 .
交
=3:4
a
83 384
A
BP/(1)
040
R
C
20
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