What is an angle whose measure is between 0 and 90 degrees referred to as?

More Questions:

On what non-Nintendo console can you find "The Legend of Zelda" games?

What was Wayne Gretzky's jersey number during his professional hockey career?

What figure did the tobacco company R.J. Reynolds decommission in 1997?

What mythological beast has the head of a man, the body of a lion, and the tail and feet of a dragon?

What American folk tale character is based on a real-life country preacher named John Chapman?

The Wyandotte Cave is located in which US state?

Columbia University is located in which US city?

The electric eel is native only to what continent?

Which element has the lowest boiling point?

What is a whale's leap out of the water called?

What "Smokey and the Bandit" movie star played the blacksmith on "Gunsmoke"?

'Three's Company" is an American remake of which British sitcom?

Who was the 20th President of the US?

Who wrote the opera "Rigoletto"?

In which country would you find the Cotopaxi volcano?