Are you 30°? *snort* Because you're acute-y! And this protractor says it's 90° so I'm right. Measure all the angles in between.
Perfect for back to school!
"Camping is In-Tents" Canteen with Carabiner
"German" Sun und Dust Goggles
"I'm Appreciated" Pin
"The Great American Train Company" Blue and White Striped Train Engineer Hat