No. Each crystals have a unique shapes and sizes. There are never have the same exact shapes.
If they were the same shapes and sizes then life would be exceedingly boring.
similar shapes are shapes that have the same angles but are different sizes.
Im afraid not, what we can not see is how long they stretch under water.
... are said to be congruent.
They are said to be similar shapes and have the same interior angles.
If they are the same shapes but differ only in size, then they are SIMILAR shapes. Otherwise, they are simply different shapes.
Organelles is a possible answer.
Cells are different shapes and sizes because they have different functions. The functions dictate the shapes and sizes.
Providing that they have the same angles they are said to be similar shapes
No, they come in all shapes and sizes