TOÁN SONG NGỮ 7

PRACTICE POWER OF A RATIONAL NUMBER
I – New words
+ power: lũythừa
+ exponent: sốmũ
+ base:cơsố
+ factor:thừasố
+ natural number:sốtựnhiên
+ natural number exponent:sốmũtựnhiên
+ greater:lớnhơn
+ raised:đượcnânglên
+ the n-th power:lũythừabậc n
+ definition:địnhnghĩa
+ convention:quyước
+ keep:giữnguyên
+ even number:sốchẵn
+ odd number:sốlẻ
+ digit: chữsố
+ dividend:sốbị chia
+ negative interger exponent:sốmũnguyênâm
+ mass:khốilượng
+ atom:nguyêntử
+ convenience:thuậntiện
II- Exercises
Exercise 27 (textbook-page19)



PRACTICE OF TWO PARALLEL LINES
I- New words
+ line:
+ parallel:
+ parallel line:
+ rule:
+ Identify:
+ distinct:
+ point:
+ common:
+ observe figure:
+ guess:
+ angle:
+ alternate:
+ alternate interior angle:
+ alternate outerior angle:
+ corresponding angle: