Question

A.1 B.1 A.3 B.3

STRONKA : http://www.wsipnet.pl/serwisy/wyd_el_5/mat/ac/c38.htm

Jeśli ne widać STRONKA

PROSZE O SZYBKOM POMOC AŻ TAK GRATIS PKT. NIEDAJE :P

Answer 1

A.1 a) 224 cm *

* cm kwadratowe

Answer 2

A1.

a. Pp=4x4=16x2=32

Pb=12x4=48x4=192

Pc=192+32=224

b. Pp=8x10=80x2=160

Pb=8x1=8x4=32

Pc=160+32=192

c. Pp=7x5=35x2=70

Pb=2x(7x9)+2x(5x9)= 126+90=216

Pc=70+216=286

B1.

a. Pp=6x6=36x2=72

Pb=84x4=336

Pc=336+72=408

b. Pp=5x9=45x2=90

Pb=2x90+2x(5x10)=180+100=280

Pc=280+90=370

c. Pp=6x2,33=14x2=28

Pb=14x2+2x(6x6)=38+72=110

Pc=110+28=138

A3.

a. Pp=6x2=12

Pb=32+40+24=96

Pc=108

b. Pp=48x2=96

Pb=192x3=576

Pc=576+96=672

c. Pp=15x2=30

Pb=5x11=55x4=220

Pc=250

d. Pp=112x2=224

Pb=2x(30x10)+(8x10)=600+80=680

Pc=224+680=904

B3.

a. Pp=12x16/2=96x2=192

Pb=(20x30)+(30x10)+(30x15)=600+300+450=1350

Pc=1350+192=1542

b. Pp=11+5=16x4/2=32x2=64

Pb=3x75+(11x15)=225+165=390

Pc=390+64=454

c. Pp=2x48=96

Pb=(2x100)+2x(6x10)=200+120=320

Pc=320+96=416