See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
10 questions from this quiz
Any triangle
When you know two sides & included angle
When you know all three sides
Side aaa is opposite angle AAA
It's Pythagoras with a correction term
145
0.761
Degree mode
cos−1\cos^{-1}cos−1 or arccos
Multiply 0.682 by 60
Select your subjects, and get access to A+ resources today.