ACT Math Formulas | Strategies Review of Key Quizzes with 100% Correct Answers | 2025 | 2026 -Graded A.

ACT Math Formulas | Strategies Review of Key Quizzes with 100% Correct Answers | 2025 | 2026 -Graded A. Quiz_________________? Absolute Value - Answer |-3| = 3 Quiz_________________? Area of a circle - Answer πr² Quiz_________________? Area of a Triangle - Answer area= ½ (base)(height) Quiz_________________? Area of parallelogram - Answer area= base x height Quiz_________________? Area of rectangle - Answer area= length x width Quiz_________________? Area of square - Answer area = (side)² Quiz_________________? Circumference of a circle - Answer area = 2πr Quiz_________________? Distance Formula - Answer d=√(x₁-x₂)² + (y₁-y₂)² (EX: Find distance between (5,6) and (1,3) √(5-1)² + (6-3)²= √(4)² + (3)²= √16 + 9= √25= 5=Distance Quiz_________________? Dividing Power Exponents - Answer subtract exponents and keep same base EX: X₄ ÷ X₂ = X₂ Quiz_________________? Factoring Difference of squares - Answer a²-b² = (a-b) (a+b) Quiz_________________? FOIL - Answer First, Outside, Inside and Last. EX: (x-3) + (x+5) = x² + 5x -3x -15= x² + 2x-15 Quiz_________________? Midpoint Formula - Answer (x₁+x₂)/2, (y₁+y₂)/2 Quiz_________________? Multiply Power Exponents - Answer add exponents and keep the same base EX: X₃ · X₂ = X₅ Quiz_________________? Negative Exponent - Answer X⁻ⁿ = 1/Xⁿ Quiz_________________? PEDMAS - Answer Parenthesis, Exponents, Multiplication, Division, Add, Subtract. EX: 9-2 x (5-3)² + 6÷3= 9-2 x (2)² + 6÷3= 9-2 x (4) +6÷3= 9-8 +2= 9-6= 3 Quiz_________________? Percent Formula - Answer Part=Percent x Whole Quiz_________________? Pythagorean Theorem - Answer for all right triangles (leg₁)² + (leg₂)² = (hypotenuse)² (a²+b²=c²) Special Triangles 3-4-5 30-60-90 5-12-13 45-45-90