### Does a right-angled triangle have any equal sides?

A right-angled triangle can have equal sides, but does not have to. A right-angled triangle with two equal sides CANNOT be an equilateral triangle. A right-angled triangle cannot be an equilateral triangle. Divide a square along the diagonal, and you are left with two right-angled triangles with two sides of equal length.

### What shape has 45 degrees?

There are infiitely many possible answers. A right angled isosceles triangle is one. There are infiitely many possible answers. A right angled isosceles triangle is one. There are infiitely many possible answers. A right angled isosceles triangle is one. There are infiitely many possible answers. A right angled isosceles triangle is one.