Khan Academy
Khan Academy: Midline of Sinusoidal Functions From Graph
Given the graph of a sinusoidal function, determine its midline equation. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Period of Sinusoidal Functions From Equation
Given the formula of a sinusoidal function, determine its period. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Graphs of Nonlinear Piecewise Functions
Given the graph of a nonlinear piecewise function, find its formula. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Modeling With Sinusoidal Functions: Phase Shift
Given the description of a real-world relationship, find the sinusoidal function that models it. The functions in this exercise have a phase (horizontal) shift. Students receive immediate feedback and have the opportunity to try...
Khan Academy
Khan Academy: Negative Signs in Fractions
Practice rewriting fractions with positive and negative denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Simplify Roots of Negative Numbers
Rewrite square roots of negative numbers as imaginary numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Multiplying 10s
Practice multiplying 2-digit multiples of 10, such as 50x70=3500. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Ordering Triangle Sides and Angles
Apply the property that the longest side of a triangle is opposite the largest angle to solve a few problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Signs of Expressions
Practice finding the signs of the answers to multiplication and division problems with positive and negative numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Signs of Expressions Challenge
Practice finding the signs of the answers to complex multiplication and division problems involving exponents. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Statistical Questions
In this exercise, students practice solving statistical questions. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Indirect Measurement
Compare the lengths of 2 objects indirectly by using a third object. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Interpret Basic Exponential Functions
Find features of exponential functions of the basic form f(x)=a*r^x given their formula. Features in question are the initial value, the common ratio, and output-values that correspond to various input-values. Students receive immediate...
Khan Academy
Khan Academy: Simplify Hairy Fractions
Practice simplifying complex fractions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Exponents With Negative Fractional Bases
Practice raising fractions to whole number powers. Fractions in these problems may be positive or negative. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Annexing Texas
This Khan Academy resource provides historical information about the annexation of Texas.
Khan Academy
Khan Academy: Measure to Find Perimeter
Practice measuring side lengths to find perimeter. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Add Within 1000
Practice adding three-digit numbers. All sums are 1000 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video tutorial, and ask for hints.
Khan Academy
Khan Academy: Complementary and Supplementary Angles (No Visual)
Use complementary and supplementary angles to solve for a missing angle measure. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Complementary and Supplementary Angles (Visual)
Use your knowledge about complementary and supplementary angles to find missing angles. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Adding Negative Numbers on the Number Line
Practice matching number line diagrams to addition expressions involving negative numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Algebra Ii: Amplitude of Sinusoidal Functions From Graph
Given the graph of a sinusoidal function, determine its amplitude. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Dilations: Scale Factor
Find both the center and the scale factor of a dilation that maps a given figure to another one. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Perform Dilations
Use the interactive transformation tool to perform dilations for four problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.