英语翻译将下列数学术语翻译成英文（数字符号都须用英文）│-5│＝5√5＋√△ABC∽△BCD△ABC≌△DEF±√16＝±4x＞5或x≤-4-9

Question

英语翻译
将下列数学术语翻译成英文（数字符号都须用英文）│-5│＝5
√5＋√
△ABC∽△BCD
△ABC≌△DEF ±√16＝±4
x＞5或x≤-4
-9

Answer 1

1:　The absolute value of minus five is five
2,3,4不太清楚,连中文都忘记了.
5: x is greater than five/ x is either less than or equal to minus four
6: x is greater than minus nine and either is less than or equal to eight, but is not equal to zero.
剩下的连中文也不知道.