"Where was the pickup line yesterday, @bad_science_jokes ?!" It was here in my drafts and I didn't post it. Lol. So. 3rd #pickupline day 4. 🟨 Are you a 90 degree angle? Because you are looking *all right*. 💡Explanation from Wikipedia: In geometry and trigonometry, a right angle is an angle of exactly 90 degrees or ⁠π/2⁠ radians[1] corresponding to a quarter turn. If a ray is placed so that its endpoint is on a line and the adjacent angles are equal, then they are right angles.The term is a cal