📖 Study 📝 Test ☰ One at a time ▤ All questions ⏱ Timer ↺ Restart ⏱ 00:00 Stop 1 / 1 SAT Algebra Easy Q1 $x^2 + y^2 = r^2$ A 1 B 2 C 3 D 4 E 5 Check Answer Explanation: ← Prev Next → Submit Quiz Submit Quiz 0 ↺ Try Again