Parallel axis theorem - Study guides, Class notes & Summaries

WGU C972 College Geometry 100% Correct Area of a Circle A=πr² Arc Length Formula L = 2πr (m⁰/360⁰) Circumference of a circle 2πr or πd Area of a sector Area of a Sector = (central angle/360) x πr² Midpoint formula (x₁+x₂)/2, (y₁+y₂)/2 Distance Formula d = √[( x₂ - x₁)² + (y₂ - y₁)²] slope-intercept form y=mx+b point-slope form y - y1 = m(x - x1) intercept form x/a + y/b = 1 general form Ax + By + C = 0 definition of a tetrahedron closed solid structure fo...

If tan θ = 5/12 and sin θ > 0, then cos θ = ? a. -5/12 b. 12/13 c. 13/12 d. -12/13 e. 0 - ANS b. 12/13 tanθ = opp/adj = 5/12 c = sqrt(5^2 + 12^2) = sqrt(25 + 144) = sqrt(169) = 13 cosθ = adj/hyp = 12/13 If 60% of x equal to 30% of 20, then what is the value of (x + 5)^2? a. 25.25 b. 26 c. 26.01 d. 2025 e. 225 - ANS e. 225 0.6x = (0.3) x 20 → x = 10 (x + 5)^2 → (10 + 5)^2 = (15)^2 = 225 In the xy-plane, the point (4,3) and (3,2) are on li...

ACT Test Prep Math Concepts 104 Questions with Verified Answers Undefined - CORRECT ANSWER division by zero; a/bc is ___ if b or c is equal to zero real number - CORRECT ANSWER number that has a location on the number line imaginary number - CORRECT ANSWER on the ACT, ___ numbers involve the square root of a negative number; square root of -4 integer - CORRECT ANSWER this is a whole number.. includes negative whole numbers and zero rational number - CORRECT ANSWER a number that...

WGU D127 Mathematics for Elementary Educators III Questions And Answers line - ANSWER- A straight one-dimensional figure that extends infinitely in both directions. perpendicular - ANSWER- Describes lines intersecting each other to form a 90 degree, or right, angle. circle - ANSWER- The set of all points that are equidistant from a point. radius - ANSWER- The distance from the center of a circle or sphere to any point on the outer edge. isosceles trapezoid - ANSWER- Quadrilateral ...

area of a circle surface area of a sphere surface area of a cone πr x slanted length x πr^2 volume of cone volume of a sphere area of trapezium 1/2(a+b) x height circumference of a circle π x d volume of a cuboid l x w x h volume of a cylinder volume of a pyramid 1/3 x area of base x h distance speed x time density mass/volume pressure force/area Pythagoras' Theorem a^2 + b^2 = c^2 Quadratic equation when ax^2 + bx + c = 0 Sine rule a/sinA = ...

The ACT Test Math Practice Test 55 Questions with Verified Answers Sine - CORRECT ANSWER Opposite/Hypotenuse Cosine - CORRECT ANSWER Adjacent/Hyptonuse Tangent - CORRECT ANSWER Opposite/Adjacent Circumference of a Circle - CORRECT ANSWER 2*Pi*R Area of a circle - CORRECT ANSWER Pi * R^2 Midpoint Formula - CORRECT ANSWER x1+x2/2 y1+y2/2 Linear Equation - CORRECT ANSWER Y=Mx+b M= - CORRECT ANSWER Slope B= - CORRECT ANSWER Y-intercept Pythagorean theorem - CORRECT ANSW...

slope-intercept form - Ans .y = mx + b b is y-intercept!!!!!!!! how to find slope when given two coordinates - Ans .change in y / change in x the grade of a path or road - Ans .rise/run × 100% midpoint formula - Ans .[ (x + x)/2 , (y + y)/2 ] find the point of intersection of two lines - Ans .1. solve for x in first equation 2. plug in this expression for x in the second equation 3. solve for y 4. plug this y into the first equation to form a coordinate (x, y) equation of a circle - An...

Factor Theorem - ANS-A polynomial f(x) has a factor (x - a) if and only if f(a) = 0 It has a factor (bx-a) if f(a/b) = 0 Sketching polynomials - ANS-Shape: Reflect in x-axis if there is a negative x Roots: - Crosses x-axis at any root e.g. (x+5) would mean crosses at negative 5 -However, if negative x is in the bracket e.g. (5-x) would mean crosses at positive 5 -Also a repeated root means the curve just touches at that point Sketching graphical inequality - ANS-Shade where the inequality ...

A-Level Pure Mathematics Formulas – WJEC Questions and Answers 2023 Completing the Square (Quadratic) a(x+B)^2+c Quadratic Formula x = -b ± √(b² - 4ac)/2a The Discriminant b^2-4ac Two distinct real roots b^2-4ac > 0 One real repeated root b^2-4ac = 0 No real roots b^2-4ac < 0 Factor Theorem If (x-a) is a factor of given polynomial P(x), P(a) = 0 Remainder Theorem If given polynomial f(x) is divided by (x-a) and isn't a factor...

Pearson Geometry Exam Chapter 3 With Complete Solutions Newest 2024 Slope Formula - See image Parallel Lines - Coplanar lines that do not intersect. (3.1) Slope - Intercept Form - y=mx+b, m=slope and b=y-intercept (where the graph crosses the y-axis) of a non vertical line. (3.7) Skew Lines - Lines that are not coplanar; they are not parallel and they do not intersect. (3.1) Parallel Planes - Planes that do not intersect. (3.1) Same-Side Interior Angles Postulate - If a transversal int...