Name: Geometry: Areas of Polygons (Using the Apothem)
Uploaded: 2023-05-31T23:33:50.042Z
Duration: 11 min 20 s
Description: Join me as I show you how to calculate the area of a pentagon, equilateral triangle, hexagon, and octagon using the apothem and some special right triangle properties (including tangent and 30-60-90 rules).

Join me as I show you how to calculate the area of a pentagon, equilateral triangle, hexagon, and octagon using the apothem and some special right triangle properties (including tangent and 30-60-90 rules).

Geometry

I am a math teacher in New Jersey, and I absolutely LOVE teaching math everyday! 

Geometry: Areas of Polygons (Using the Apothem)

2bf2255c-05e8:37755;isclassifiedstrendingsuggestionsenableddt:42136;316f64c0-2415:46048;b2454379-d6cf:44572;335d7519-3303:46159;6d3f11ff-ee6c:47314;1a645375-144d:47316;69eea575:61685;i9de8100:55497;ei83g319:53872;596id705:58363;fg008402:58376;i6jj6667:86739;istutorredesignv2_1:73124;2b6i0532:68197;a5gbd220:61179;blogpwt:71359;5db3b892:67466;2a2j8400:70238;b534g232:70741;j91hb444:69773;18h21436:69961;85h98405:81245;0eie7335:76839;cia78296:75037;9b4gd804:78753;4d465237:81260;deisn977:110326;1d789912:110325;slcardst:87990;searchranking_newpqs:91321;b1ff5649:88417;d9c7i206:87231;ajgj0920:88926;dgigc739:92611;4fh22297:92227;6ij3b180:95553;90ahj157:94513;2a718373:100011;gg41j822:94817;3i5dg498:97157;05c5i927:97770;06ieg414:100430;9ab7j510:99496;86afb588:101093;bfb37872:105751;7f8gg909:114000;e36bg556:114647;

Join me as I show you how to find the lateral and surface area of pyramids and cones!

Geometry - Lateral and Surface Area of Pyramids and Cones

Join me as I show you how to find the volume of prisms and cylinders (including rectangular prisms, triangular prisms, trapezoidal prisms, and slanted and regular cylinders).

Geometry - Volume of Prisms and Cylinders

Join me as I show you how to calculate the lateral and surface area of a rectangular prism, a cylinder, a triangular prism, a pentagonal prism, and a trapezoidal prism.

Geometry - Lateral and Surface Area of Prisms and Cylinders

Join me as I show you how to draw a 3-dimensional figure using isometric dot paper, and how to determine the shape of a cross section.

Geometry - Representations of 3-Dimensional Figures

Join me as I show you how to solve for areas or missing sides of similar figures as the areas are proportional to the square of the scale factor.

Geometry: Areas of Similar Figures

Join me as I show you how to calculate the areas of composite figures as well as the shaded regions created by two composite figures.

Geometry: Area of Composite Figures and Shaded Regions

Join me as I find the area of a circle, find the radius and diameter given an area, and calculate the area of a sector given the central angle measure and the radius.

Geometry: Area of a Circle and a Sector of a Circle

Join me as I show you how to calculate the area of a trapezoid, rhombus, and a kite.

Geometry - Area of Trapezoids, Rhombi, and Kites

Join me as I find the area and perimeter of parallelograms and triangles using 45-45-90, 30-60-90, and the Pythagorean Theorem.

Geometry - Area and Perimeter of Parallelograms & Triangles

Join me as I work with the equation of a circle to find the center and radius. These 3 problems include creating perfect square trinomials.

Geometry - Equations of Circles Formulas

Join me as I use the equation of a circle!

Rory Y.