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将下列数学术语翻译成英文(数字符号都须用英文)2+8=10-7.5-(-6.8)=0.7│-5│=5√5+√⅝2²=45³=1253^4=81△ABC∽△BCD△ABC≌△DEF⊙O与CD相切±√16=±4x>5或x≤-4-9
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将下列数学术语翻译成英文(数字符号都须用英文) 2+8=10 -7.5-(-6.8)=0.7 │-5│=5 √5+√⅝ 2²=4 5³=125 3^4=81 △ABC∽△BCD △ABC≌△DEF ⊙O与CD相切 ±√16=±4 x>5或x≤-4 -9
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答案和解析
two plus eight equals ten;
negative seven point five minus negative six point eight equals zero point seven;
the absolute value of negative five is five;
square root of five plus square root of five over eight;
two square equals four;
five cube equals a hundred and twenty-five;
three to the power of four equals eighty-one;
triangle ABC is similiar to triangle BCD;
triangle ABC is congruent with triangle DEF;
CD is the tangent line of Circle O;
positive and negative square root of sixteen equals positive and negative four;
x is bigger than five or x is less than or equal to negative four;
x is bigger than negative nine and equal or less than eight, x does not equal zero;
ABC is forty-five degrees;
AB and EF intersect at point O;
MN is perpendicular to AC;
DF is parallel with MN
negative seven point five minus negative six point eight equals zero point seven;
the absolute value of negative five is five;
square root of five plus square root of five over eight;
two square equals four;
five cube equals a hundred and twenty-five;
three to the power of four equals eighty-one;
triangle ABC is similiar to triangle BCD;
triangle ABC is congruent with triangle DEF;
CD is the tangent line of Circle O;
positive and negative square root of sixteen equals positive and negative four;
x is bigger than five or x is less than or equal to negative four;
x is bigger than negative nine and equal or less than eight, x does not equal zero;
ABC is forty-five degrees;
AB and EF intersect at point O;
MN is perpendicular to AC;
DF is parallel with MN
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