Texas Instruments
The Determinant of a Matrix
Students calculate the determinant. In this algebra lesson, students find the determinant and use to calculate the area of a triangle. They calculate the area of a quadrilateral in a plane.
Curated OER
Volume
Learners, after reviewing the measuring of the lengths of sides of different shapes along with the calculation of their perimeters and areas, encounter what it means by the 'perimeter' of a polygon. They practice measuring units of...
Curated OER
Similar Figures
Your class will use a TI calculator to drag vertices of rectangles and triangles to observe what happens to ratios of pairs of sides within each figure. They will apply the definition of similarity to identify similar shapes. The lesson...
Curated OER
Geoboard Squares
Students create squares of different sizes on a geoboard. They find and describe a pattern. Students use the pattern to determine the number of squares possible on a 10-by-10 geoboard. They create squares with a horizontal base (and...
Curated OER
Graphing Data
Young scholars graph lines in a coordinate plane. In this geometry instructional activity, students graph lines on a coordinate plane, and identify the slope. They calculate the volume, area and perimeters of the shapes created on a...
Math Mammoth
Distributive Property
In this math activity, students are given 30 problems to solve involving the distributive property, variables, parentheses, and area problems. The final set of problems asks students to solve problems mentally, without writing them down,...
Curated OER
Powerful Polygons
Students scan the classroom to find different common shapes. They listen as the teacher defines polygon and regular polygon. The teacher demonstrates regular polygons via the Internet and the "Math is Fun" web site. Students go outside...
Curated OER
Average Value of a Function
Students investigate the average value of a function given different interval values. In this calculus lesson, students explore word problems and apply their knowledge of average value to find the answer. They apply previous knowledge to...
Curated OER
Quadrilaterals
In this geometry worksheet, 10th graders solve problems with quadrilaterals. They calculate the sum of the angles, find missing angles and identify properties of quadrilaterals. There are 16 questions with an answer key.
Curated OER
Review of Triangles
Students investigate the Pythagorean Theorem. In this geometry lesson, students define angles and sides of right triangles. They calculate the area and surface area using formulas derived by the Pythagorean Theorem.
Curated OER
Investigate Perimeter
In this perimeter learning exercise, students are given perimeter and draw 3 different squares or rectangles on given grids, using those given measurements, then complete 2 related questions.
Curated OER
Shoelace Algorithm
In this shoelace algorithm learning exercise, students determine the area of a triangle when given the coordinates of the vertices. They determine the area of a quadrilateral. Students find the average of the x and y coordinates.
Curated OER
The Math of Science-Squares and Square Roots
In this squares and square roots worksheet, learners practice finding the squares of numbers and the square roots of numbers given word problems.
Curated OER
Areeas of Parallelograms and Triangles
Twelfth graders are able to deduce the area of polygons by using several methods such as coordinate method. They are able to apply the area of polygons to real life situations. Students apply the Pythagorean Theorem in problem solving...
Curated OER
Math/Quilt Connection
Young scholars explore quilting. In this math patterns lesson, students define the perimeter of a quilt border, create tessellations using geometric shapes, and detemine the area of a quilt.
Curated OER
Polynomials
In this polynomials worksheet, 9th graders solve and complete 24 different problems that include various polynomials. First, they determine which of those listed are binomials. Then, students simplify numerous polynomials by...
Curated OER
Factoring Polynomials
For this factoring polynomials worksheet, 9th graders solve and complete 33 different multiple choice problems. First, they determine the equation that best represents a simplified form after factoring out the GCF. Then, students...
Curated OER
Extra Practice 44: Solving Problems Using Quadratic Equations
In this quadratic worksheet, students read short stories, write quadratic equations and use their problem solving skills to solve the equation. Students use the Pythagorean Theorem to find the length of a diagonal, dimensions of a...
Curated OER
Prime and Composite Numbers, Prime Factorization
Students research prime and composite numbers. With a partner, students use graph paper to draw rectangles of various sizes. They list the dimensions of rectangles and discuss how the dimensions relate to the factors of each number....
Curated OER
Quadrilaterals
In this quadrilaterals worksheet, 10th graders solve 10 different problems that include the quadrilateral family and properties. First, they determine the area of a rectangle given the perimeter and length. Then, students determine the...
Curated OER
Squares
In this squares learning exercise, 10th graders solve and complete 7 various types of problems. First, they divide a product of one with a square of the other. Then, students find the dimensions of a rectangle that will maximize the...
Curated OER
Polynomials
Ninth graders classify and solve polynomials. They use algebra tiles to add or subtract polynomials. Students solve the area of specific rectangles using algebra tiles. Students identify coefficients and classify polynomials.
Curated OER
Trapezoid and Midpoint Rule
Students solve problems of area using the trapezoid and midpoint rule. In this calculus instructional activity, students take the derivative of the functions as they approximate the area under a curve. They calculate the exact area using...
Curated OER
Accuracy of Measurements
In this accuracy of measurements worksheet, students solve and complete 3 different types of word problems. First, they find the largest area of pitch in the problem described. Then, students write down an inequality to show the range of...