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Exam (elaborations)
Math ACT 2026 
Slope Formula - CORRECT ANSWER-m = (y2 - 
y1) / (x2 - x1) 
Slope-Intercept Form - CORRECT ANSWER-y = 
mx + b (where m is slope and b is y-intercept) 
Midpoint Formula - CORRECT ANSWER-((x1 + 
x2)/2, (y1 + y2)/2) --- The average of the x
PopularMath ACT 2026 
Slope Formula - CORRECT ANSWER-m = (y2 - 
y1) / (x2 - x1) 
Slope-Intercept Form - CORRECT ANSWER-y = 
mx + b (where m is slope and b is y-intercept) 
Midpoint Formula - CORRECT ANSWER-((x1 + 
x2)/2, (y1 + y2)/2) --- The average of the x's and 
y's. 
Distance Formula - CORRECT ANSWER-Square 
root of [(x2 - x1)^2 + (y2 - y1)^2] --- Based on 
Pythagorean Theorem. 
Quadratic Formula - CORRECT ANSWER-x = [-b 
± sqrt(b