How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

I go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?

I am a word that begins with the letter “i.” If you add the letter “a” to me, I become a new word with a different meaning, but that sounds exactly the same. What word am I?

Once upon a time, there was a castle on a square island. The entire island was surrounded by a 14m wide trench. The Romans had wanted to invade the castle and had brought a few wooden planks along with them to facilitate themselves in crossing the moat. The planks were however found to be only 13m long.

The Romans still managed to cross the trench. How did they do it?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

Can you find a rabbit in the given picture?

Bay of Bengal is in which state?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.