Mathematics
Junior High
この問題で何故、∠BAQが40°になるのか分かりません。教えて下さい🙏
A. 22.5°
5. AP:PB=2:1より
ZAQP:ZBQP=2:1,
ZAQB=ZACB=60°より
2
=40°,
3
2 =60°×
y=ZAQP+LQPR+ ZBAQ
HAOS
=40°+60°+40°=140°
A. a =40° y3D140°
5. 右の図の, yの角度を求めよ。ただし, AP: PB
=2:1, △ABCと△PQRはともに正三角形である。
P
R
B
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