You can put 2 triangles together to make my shape. What shape am i?

I have 5 sides. What shape am i?

I have no straight lines (garis lurus). What shape am i?

I am round like a pie . What shape am i?

I have six sides and the same amount of angles. What shape am i?

I have many shapes. I look square from outside. Circle when opened and triangle when taken out. What am i?

I am a shape with four sides

But I am not a square

I’m also a type of jewel (perhiasan)

Which on a ring you’d wear

I’m bright (terang) but I’m not clever

I burn but I’m not a bonfire (api unggun)

I sound like I’m a celebrity but I’m not famous

I can be seen at night but I’m not the moon

Look at the wheels (roda) of a car

Or a music CD

Dartboards, donuts and most cookies

This is the shape you see