Mathematics
Junior High
急ぎです💦
(10)の問題です！わかる方説明、回答お願いしますm(_ _)m
(10) 図2において, AB=2 cm, AD=1cm, ZBDC=90°, ZABD=D ZACB であるとき,
AABC の面積を求めなさい。。
A10:8)
8
15.0)
92k)
1cm
C\
0
B
5
A°
2cm
'B
図1
図2
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