# Algebra

## Quiz by Victor Ikechukwu Azodo

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10 questions
• Q1
Which of the following is the quadratic formula?
V=lwh
a²+b²=c²
y=mx+b
(-b±√(b²-4ac))/(2a)
30s
• Q2
What is the formula for finding the slope of a line?
a² + b² = c²
y2 - y1 / x2 - x1
x = -b ± √(b² - 4ac) / 2a
y = mx + b
30s
• Q3
What is the distributive property of algebra?
a²+b²=c²
y=mx+b
V=lwh
a(b+c) = ab + ac
30s
• Q4
a²+b²=c²
V=lwh
y=mx+b
ax²+bx+c=0
30s
• Q5
What is the formula for finding the distance between two points in the coordinate plane?
y = mx + b
a(b+c) = ab + ac
sqrt((x2 - x1)² + (y2 - y1)²)
V = 1/3πr²h
30s
• Q6
What is the formula for solving a linear equation in one variable?
ax + b = c, x = (c - b)/a
V=lwh
y = mx + b
a²+b²=c²
30s
• Q7
What is the formula for finding the midpoint between two points in the coordinate plane?
ax + by = c
V = 1/3πr²h
((x1 + x2)/2, (y1 + y2)/2)
y = mx + b
30s
• Q8
What is FOIL used for in algebra?
Solving a linear equation
Finding the slope of a line
Multiplying two binomials
Factoring a trinomial
30s
• Q9
What is the equation of a circle?
a(b+c) = ab + ac
V = l x w x h
(x-a)² + (y-b)² = r²
y = mx + b
30s
• Q10
What is the formula for finding the area of a triangle?
1/2 * base * height
(x-a)² + (y-b)² = r²
V = l x w x h
y = mx + b
30s

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