1、 温 州市 2016 年初中 毕业升 学模拟考 试 （ 数学试 题卷） 1 150 120 2 3 y=ax 2 +bx+c ) 4 4 , 2 ( 2 a b ac a b ( 10 , 4 , 40 ) , . 1 0 5 7 2 4 A 0 B 5C 7 2D 4 2 1 6 6 ( ) A 1 B 4 C 5 D 6 3 4 m m 1 1 m A 1 mB 1 mC 1 mD 1 m5 A. 6 3 2 2 2 p p p B. 25 ) 5 ( 2 2 a aC. a a a 3 2 1 D. 5 4 9 6 xoy A(4 3) B(4 0) sin AOB ( ) A. 4 3
2、B. 5 3C. 5 4D. 3 47 2 1 y x x y 1 3 y ax a ( ) A 5 B 1 C 2 D 7 8 2 1 3 3 5 1 x x 9 OABC B(7 6) A C D x y 12 DE AB E DF BC F DEBF D A 2 6 B 3 4 C 4 3 D 6 2 10 C AB (O ) AC BC ACDE BCFG P DF OP= 2 6 AB=10 ABC = A 10 B 11 C 12 D 13 6 5 30 11 9 2 a _ 12 a 4 3 6 8 5 13 AB/CD BD CD CE FCD CAB=100 CED 14 A
3、BCD O O 2 D=45 AC 15 E ABCD AB AB=4 DAB=60 E EF/AD AC CD P F P GH/AB AD BC G H AE x y y x 16 ABC D AB=8 BC=6 E BC BE=2 F AB FG AE AE CD P G PC FG Q PF=QG BF= . 8 80 , . 17 8 (1) 0 ) 1 2 ( 8 45 sin (2) a a a a 1 1 2 18 8 6 (1) (2) 19 8 ABCD E F AD BC 1 AFCE 2 BAC=90 AFCE 20 10 F E C D B A 1 2 900 3 2
4、1 10 C AB O C O AB E AD CE D AC. 1 AC BAD. 2 tan C AD= 4 3 AD=8 O AB E D A O B C 22 10 3 12 3 x y 1 y x 2 256 3 50% 23 12 c bx x y 2 6 1 A 8 6 x B 4 0 AB y C P AB A B P x AB Q 1 AB 2 P m m PQ CDPQ m 3 P PE AB E PE x AQ QE EB= 24 14 A 0 6 B -6 0 C D O A 1 x AO E B 2 BO C l x F l x EF=ED DE EF DEFG C
5、E m 2 2 x y x M y N t 1 1 M N t CE OD M ( ) N ( ) CE= OD= 2 2 E OC DEFG 3 t DEFG m D m / D / D l t x y D C Q E A B O P x y D C Q A B O P 2016 1 2 3 4 5 6 7 8 9 10 : B B C A C :Z*xx*k.Com B D C C B 11 (a+3) (a-3) 12 4 13 50 14 15 3 8 3 4 4 3 3 2 x x y16 4 13 17 (1) 0 ) 1 2 ( 8 45 sin = 1 2 2 2 2 (3 )
6、 = 1 2 2 5 (1 ) (2) a a a a 1 1 2 = ) 1 ( 1 ) 1 ( 1 a a a a a a (2 ) = 1 2 ) 1 ( 2 a a a a (2 ) 18 4 19 1 ABCD AD=BC AD/BC E F AD BC AE= CF AE/ CF (2 ) AFCE (2 ) 2 BAC=90 F BC AF= CF(2 ) AFCE (2 ) : + + Z+X+X+K 20 1 1400 (2 ) (2 ) (2 ) 2 900 10.30.10.150.2 =225 225 (2 ) 3 P= 6 1 12 2 (2 ) 21 1 OC CE
7、 O OC CD AD C E AD/OC OA=OC DAC= ACO= CAO AC BAD. (5 ) 2 AD CE tan CAD= 4 3 AD=8 CD=6 AC=10 E D A O B C AB O ACB=90 = D DAC= CAO :Z+xx+k.Com ACD ABC AB AC=AC AD AB= 2 25 (5 ) 22 1 ) 3 50 ( 6 10 4 x x x y : ZXXK x y 4 300 (3 ) 2 256 4 300 x 11 x 256 11 (3 ) 3 ) 3 50 ( 6 x 5 . 0 ) 4 300 ( x x 8 3 9 (2
8、 ) x x =10 =300-40=260 (2 ) 23 1 3 10 6 1 6 1 2 x x y (2 ) AB 2 2 1 x y (2 ) (2) PQ= 2 2 1 m ( 3 10 6 1 6 1 2 m m )= 3 16 3 2 6 1 2 m m (3 ) CDPQ PQ=CD=2( 3 10 )= 3 16 3 16 3 2 6 1 2 m m = 3 16 4 1 m 0 2 m (3 ) 3 AQ QE EB= 15 : 7 :14 (2 ) 24 1 M ( 1 0 ) N ( 0 2 ) CE= 6t OD= 6t (4 ) 2 E OC CE= 6t =OD
9、 EF=ED DOE= ECF=90 . DOE ECF DE O= EFC DEO+ CEF= EFC+ CEF=90 , DEF=90 DEFG (4 ) 3 D m D N 6t=2 t=4. (1 ) E m E M 2t=5 t=2.5 . (1 ) F m DOE FCE CF=OE=6-2t F ( t 62t ) 2 2 x y6-2t=2t+2 t=1. (1 ) G m G GH x H DOE GHD GH=OD=6-t HD=OE=2t-6 OH=HD+OD=t G (6t t ) 2 2 x yt=2(6t)+2 t= 3 14 .(1 ) x y l m G F E D N M O A B C x y l m G F E D N M O A B C H t 4 2.5 1 3 14 DEFG m t= 9 16 (2 )
