5 votes
1 answer
2
The mirror image of the above text about the $x$-axis is
4 votes
1 answer
3
2 votes
1 answer
14
If $\bigoplus \div \bigodot =2;\: \bigoplus \div\Delta =3;\:\bigodot +\Delta =5; \:\Delta \times \bigotimes =10$,Then, the value of $\left ( \bigotimes - \bigoplus \right...
4 votes
2 answers
18
The ratio of the area of the inscribed circle to the area of the circumscribed circle of an equilateral triangle is ___________$\frac{1}{8}$$\frac{1}{6}$$\frac{1}{4}$$\fr...