1.( 1) This tissue box has a rectangular front with a length and width of 24 cm and 9 cm respectively. The same surface as the back.

(2) Its right side is rectangular, the length and width are 12 cm and 9 cm respectively, and its same side is the left side.

(3) The upper and lower sides are 24cm long and 12cm wide.

4.( 1) has three sides parallel to. ..

(2) There are four intersecting and perpendicular to A. ..

(3) There are three sides parallel to B. ..

6.

20*4+55*2+90*2

=80+ 1 10+ 180

= 370 meters

7.

2.2* 100=220CM

(220+40+80)*4

=340*4

=1360m