+
Worksheet
Curated OER

Area of Triangle Using Trigonometry

For Students 10th - 12th
In this trigonometry activity, students determine the area of triangles using the trigonometry ratios of sine, cosine, and tangent. This one-page activity contains ten problems.
+
Interactive
Curated OER

Triangle Problems-Base, Height, and Area

For Students 10th
In this geometry worksheet, 10th graders find the base, height, or area of a triangle. The one page interactive worksheet contains ten questions. Answers and hints are included. 
+
Worksheet
Math Mammoth

Finding the Area of Rectangles, Parallelograms, and Triangles

For Students 9th
In this area of polygons activity, 9th graders solve two area of rectangles, one area of parallelogram, and ten area of triangles problems.  The formulas for finding the area of these figures are provided.
+
Lesson Plan
Curated OER

Geometry of Triangles - Week 6

For Teachers 10th - 12th
In this triangle worksheet, students explore the characteristics of triangles. They find the area of a pentagon, lengths of the sides of a triangle and the area of a quadrilateral. This two-page worksheet contains seven problems.
+
Interactive
Curated OER

Area of Parallelogram and Triangle

For Students 10th
In this geometry worksheet, 10th graders determine the area of triangles and parallelograms. The one page interactive worksheet contains ten questions. Answers and hints are included. 
+
Worksheet
Curated OER

Six Find the Area of Triangles Given the Vertices Problems

For Students 8th - 11th
In this area of a triangle activity, students calculate the area of six triangles given the coordinate of the vertices. Grids are provided.
+
Lesson Plan
Curated OER

Finding Areas of Triangles, Rectangles, and Circles

For Teachers 9th - 10th
Students find the areas of geometric shapes. In this geometry lesson plan students find and measure the sides, perimeters, and areas of quadrilaterals, triangles, and circles. Students relate the measures to the others by using formulas.
+
Lesson Plan
Curated OER

The Luxor - Pyramids, Surface Area & Volume

For Teachers 8th - 11th
Students investigate the surface area and volume of the Luxor Hotel in Las Vegas. They calculate the slant height, lateral edge, and diagonal length of the base. Using this information, students explore other areas of the hotel, such as...
+
Lesson Plan
Curated OER

Area of Polygons

For Teachers 9th - 11th
Learners engage in a lesson that is about the concept of polygons and focuses upon finding the area. They use formulas provided in the lesson in order to solve problems given by the teacher for independent practice. Geometric figures are...
+
Lesson Plan
Curated OER

Worksheet 17 - Area

For Teachers 8th - 11th
In this area worksheet students read story problems, determine the necessary information to solve the problem. They find the amount of material needed to construct three-dimensional figures. Students determine the greatest and least area...
+
Interactive
Curated OER

Triangle Problems - Find the Height given the Area

For Students 9th - 12th
In this online math worksheet, students find the height of 5 triangles given their area. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching tool!
+
Worksheet
Curated OER

Find the Area

For Students 10th
In this find the area worksheet, 10th graders solve and complete 18 different types of problems. First, they find the area of a figure with consecutive sides. Then, students find the area and perimeter of a square shown. They also find...
+
Activity
Curated OER

Unit Squares and Triangles

For Teachers 9th - 11th Standards
This is an interesting geometry problem. Given the figure, find the area of a triangle that is created by the intersecting lines. The solution requires one to use what he/she knows about coordinate geometry, as well as triangle and angle...
+
Lesson Plan
Curated OER

Area of Triangle using the Semi-Perimeter and Radius

For Teachers 8th - 10th
Learners investigate the properties of circles. In this geometry lesson plan, students calculate the area and perimeter of a triangle. They identify the perimeter and radius length of a circle.
+
Lesson Plan
Curated OER

Area and Perimeter

For Teachers 10th
Learners find the area and perimeter of regular polygons and composite figures and examine the effect on the area and perimeter of a figure if the dimensions are multiplied by a constant. The nine page worksheet contains thirty-seven...
+
Worksheet
Curated OER

Using Trigonometry to Find Area

For Students 11th - 12th
In this Algebra II/Trigonometry worksheet, students use trigonometry to determine the area of a triangle or a parallelogram.  The one page worksheet contains ten problems.  Answers are not provided. 
+
Interactive
Curated OER

Area of Shaded Region (rectangles and triangles)

For Students 9th - 12th
For this online math worksheet, high schoolers determine the area of shaded regions within rectangles and triangles. This excellent resource allows the students to check their answers, and to get "hints" should they run into...
+
Lesson Plan
EngageNY

Perimeter and Area of Polygonal Regions Defined by Systems of Inequalities

For Students 9th - 12th Standards
When algebra and geometry get together, good things happen! Given a system of inequalities that create a quadrilateral, learners graph and find vertices. They then use the vertices and Green's Theorem to find the area and perimeter of...
+
Lesson Plan
Mathematics Assessment Project

Evaluating Statements About Length and Area

For Teachers 9th - 12th Standards
Class members complete an assessment task by identifying whether statements about triangles and quadrilaterals are always true, sometimes true, or never true. They then participate in a sorting activity with the same objective.
+
Worksheet
Curated OER

Quiz: Areas and Coordinate Geometry

For Students 8th - Higher Ed
For this area worksheet, students find the area of ten figures that are drawn on a coordinate grid. Five of the shapes are triangles. Five shapes are irregular quadrilaterals.
+
Interactive
Curated OER

Area of Shapes

For Students 7th - 9th
In this area of shapes worksheet, students determine the area of equilateral triangles, acute triangles, and compound figures. This one-page worksheet contains 3 multi-step problems.  Answers are provided with this interactive worksheet.
+
Interactive
Curated OER

Area of Figures That Include Circles

For Students 10th - 12th
In this area instructional activity, students calculate the perimeter and area of given complex figures.  They determine the area of shaded regions, and find the distance between straight lines.  This one-page instructional activity...
+
Worksheet
Curated OER

Calculating in Construction - Area

For Students 8th - 12th
In this area worksheet, students solve 6 short answer problems. Students find the area of a figure composed of regular polygons such as triangles, rectangles, squares, etc given a sketch of the figure.
+
Lesson Plan
Curated OER

Investigating Area Relationships

For Teachers 9th - 12th Standards
Learners investigate the area of various figures. They construct triangles and quadrilaterals using Cabri Jr. and discuss the relationships between different angles, side lengths, and figures.

Other popular searches