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
The third side
c2=a2+b2−2abcosCc^2 = a^2 + b^2 - 2ab \cos Cc2=a2+b2−2abcosC
cosA=b2+c2−a22bc\cos A = \frac{b^2 + c^2 - a^2}{2bc}cosA=2bcb2+c2−a2
It becomes Pythagoras' theorem
Side 999
AAA is obtuse (between 90°90°90° & 180°180°180°)
As three-figure numbers (e.g., 037°037°037°)
DEGREE mode
Two sides and the included angle
Select your subjects, and get access to A+ resources today.