Page 131 고등학교 실용 수학 교과서
P. 131
9 (2)
h¡=0 4€_5=0 8(m) (
h™=0 4€_h¡=0 16_0 8=0 128(m) )
2.
p. 26-27
1 1 p. 29-34
1+2+3+y+9+10=55
1
8_8=8€=64
x(m)
1 25 000=0 04 x x=1000(m)
2 BMI 23
2
1 7 m
(1)
=23 ( )=66 47(kg)
1.7_1.7 1 cm 1 25 000
66 kg 70 kg 0 0.25km
4 kg x=4 (2) 0 1km
3 ( )=66 55+10 45_RH 1 100 000
74=66 55+10 45_RH RH=0 712y
3
71%
4 cm
4 s=3 6'h h=324(m)
4_5 000=20 000(cm)=200(m)
s=3 6_'ß324=3 6_18=64 8(km)
5 cm
a 3b
5 A ( )= = =;4#;=0 75 5_5 000=25 000(cm)=250(m)
a+b 3b+b
200_250=50000(m€)
a a
B ( )= = =;4!;=0 25
a+b a+3a
4
A B
9
110+170+x
6 120= _100 x=176 3
100+150+130
7 5
(1) < > 3
3_3=9
< > 1
e= r
1 5 5
s r
< > ;3!;
s
;9!; 25
8 (1) h=20(m) v='9 8_20=14(m s)
;9!;_25=;;™9y;;
(1) h=180(m) v='9 8_180=42(m s)
129
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