英语翻译Tiling patterns:congruent figures can sometimes cover a surface without gaps or overlapping the pattern is called a tessellationusing patterns :a supermarket manage wants to build a square pyramid with cans of apple juice.the bottom layer is to be 8 cans wide how many cnas will the display use?similar figures:figures that have exactly the same shape (but may be different sizes ) are called similar figuressscale drawings:thus drawing of the first f

英语翻译
Tiling patterns:
congruent figures can sometimes cover a surface without gaps or overlapping the pattern is called a tessellation
using patterns :
a supermarket manage wants to build a square pyramid with cans of apple juice.the bottom layer is to be 8 cans wide
how many cnas will the display use?
similar figures:
figures that have exactly the same shape (but may be different sizes ) are called similar figures
sscale drawings:
thus drawing of the first floor of a house uses the scale 1:100(one to one hundred) that is 1 cm on the drawing represents 100 cm (or 1 m )of the real floor look at the drawing to see how the scale is shown
不能用软件的!用软件的,别以为我看不出!