# Geometry Made Easy

## App Purchase

Enter the last 8 digits of your 27-digit TI-Nspire's Product ID.

Located under 5:Settings → 4:Status → About ID may look like: 1008000007206E210B0BD92F455 HELP. If this was your ID you would only type in BD92F455.

At the end of the PayPal checkout, you will be sent an email containing your app. Read Installation Instructions Price:\$49.95

## Description

• The most comprehensive Geometry APP for calculators.
• Users have boosted their Geometry knowledge & grades.
• Ideal for quick review in all Geometry classes.
• Easy to use. Just plug in the coordinates/numbers and the correct answer shows.
• 2D: Solve Circles, Squares, Triangles, Ellipses, Trapezoids, Rhombus,..
• 3D: Solve Cones, Cubes, Prisms, Frustrums, Ellipsoids,..
• Also, Trigonometry, Algebra, Functions, Lines, Points, Planes

### Algebra

• Solve any Equation or Inequality
• Solve 2x2 system - Step by Step
• Read: PEMDAS - Order of Operation
• Simplify & Evaluate
• Factor
• Powers
• Expand/Distribute
• Find GCD & LCM
• Find Common Denominator
• Find Proper Fractions
• Solve Proportion (Ratio) Problems
• Absolute and Percent Change

### Functions

• Read: Definition of Function
• All-in-one-Function Explorer
• Evaluate Function
• Intersection of 2 Functions
• Find f+g
• Composition of 2 Functions f(g(x))
• Find [f(x+h)-f(x)]/h
• Find Inverse function
• Read: Interval Notation

### Introduction to Geometry

• Introduction & Definition

### Points and Lines

• Find Slope
• Find y=mx+b
• Read: Linear Functions
• Find Point Slope & y=mx+b given Pt & Slope
• Check if 2 Lines are Parallel or Perpendicular
• Find Parallel and Perpendicular Lines
• Read: Absolute Value Function |x|

### Trigonometry

• Solve any 90 degree Triangle
• Read: 3 Laws
• Solve any triangle
• SSS-Case
• SAS-Case
• SSA-Case
• SAA-Case
• Evaluate sin(x)

### Circles

• Read: Unit Circle: Angles & Coordinates
• Read: Circle Properties & Formulas
• Find Sector
• Arc Length Solver

### 2D - Geometry

• Circle Solver
• Find Sector
• Arc Length Solver
• Pythagorean Theorem
• Triangle Solver
• Square Solver
• Ellipse Solver
• Rectangle Solver
• Parallelogram Solver
• Rhombus Solver
• Trapezoid Solver
• Regular Polygon

### 3D - Geometry

• Sphere Solver
• Cube Solver
• Cylinder Solver
• Cone Solver
• Rectangular Prism Solver
• Ellipsoid Solver
• Frustum of Cone Solver
• Triangular Prism Solver
• Torus Solver
• Square Pyramid Solver
• Rectangular Pyramid Solver