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The document defines and classifies different types of polygons. It begins by defining a polygon as a closed figure formed by three or more line segments that intersect only at their endpoints. Polygons are then classified based on their number of sides, such as triangles having 3 sides, quadrilaterals having 4 sides, and pentagons having 5 sides. Additional classifications include whether the polygon is convex or concave as well as whether it is equilateral, equiangular, or regular. Homework problems on classifying polygons are assigned at the end.
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The document discusses surface area and volume formulas for spheres. It provides examples of calculating the surface area of spheres with given diameters, as well as the volume of spheres and other objects like snow cones that can be modeled as spheres. Students are assigned homework problems applying these formulas to calculate surface areas and volumes.
12.5 notes
The document is notes from a math class lesson on finding the volumes of cones and pyramids. It includes the objectives of learning the formulas for these volumes. The formulas given are that the volume of a cone is 1/3πr^2h and the volume of a pyramid is 1/3Bh, where B is the area of the base and h is the height. There are examples provided of applying these formulas to find volumes.
12.4 notes
This document contains notes from a math lesson on finding the volumes of prisms and cylinders. It defines volume as the amount of space inside an object. It explains that to find the volume of a prism or cylinder, you calculate the area of the base and multiply it by the height. For a prism, the base can be any shape and its area formula is used. For a cylinder, the base is a circle so the volume formula is πr^2h, with r as the radius and h as the height. Examples of volume problems are shown and homework problems are assigned from the textbook.
Indian volleyball tournament
A volleyball tournament will be held on May 2nd at 9am at the Max Evans Gym to benefit the Strafford Indian Volleyball Program. The tournament will feature fun rules, games and prizes and cost $10 per person to register, either as part of a team of 6-8 players or individually. People can register their teams on Facebook or by contacting the coaches Ashley Bough or Angelina Hedrick by May 1st.
12.3 notes
This document contains notes and examples for calculating the surface area of pyramids and cones. It provides the formulas for finding the surface area of regular pyramids and cones. For pyramids, the surface area equals one-half the perimeter of the base times the sum of the slant height and apothem. For cones, the surface area equals pi times the radius squared plus pi times the radius times the slant height. The document includes practice problems applying these formulas to find the surface area of various pyramids and cones.
12.2 notes
The document discusses surface area formulas for prisms and cylinders. It defines surface area as the sum of the areas of all surfaces that enclose a solid. For prisms, surface area is calculated as the perimeter of the base multiplied by the height, plus twice the area of the base. For cylinders, surface area is the circumference of the base multiplied by the height, plus twice the area of the circular base. The document provides examples of applying these formulas to prisms and cylinders.
12.5 notes
This document contains information about the law of cosines from a geometry homework assignment on page 678 problems 14 through 20, dated April 09, 2015. The document title and date are repeated multiple times.
12.4 notes
This document contains information about the law of sines for a math homework assignment. It lists the topic as the law of sines and directs the student to problems 15-17 and 29-31 on page 672 of their homework, which was assigned on April 08, 2015. The document repeats this information four times.
12.1 notes
This document contains notes from a math class where students were working on homework problems involving trigonometry (SOHCAHTOA) and multiples of 3. The notes are dated April 08, 2015 and reference homework page 648 problems 12 through 36 dealing with multiples of 3.
11.7 notes
This document contains notes from an 11th grade math class on the topic of geometric probability. It includes examples of calculating the probability of events based on ratios of lengths and areas, such as the probability of a driver speeding in front of a school based on the length of road in front of the school over the total road length. The homework problems assigned were problems 4-10 of the even numbers, 20-23, and 30-33 on page 774 of the textbook.
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1.6 notes
- 1. 1.6 Classify Polygons August 22, 2011 Bellwork 1. What are complementary angles? sum = 90 degrees 2. m JLM? M 105 15 L 105 + 15 = 120 J 3. Given that 3 is a supplement of 4 and m 3=119 , find m 4. 4. Name a pair of vertical angles. 180 119 = 61 2 1 1,4; 2,5; 3,6 3 6 4 5 5. Did you know that you may use your notes on Bellwork? Yes you may! HW pg. 44 #329 odds 1
- 2. 1.6 Classify Polygons August 22, 2011 1.6 Classify Polygons Polygon: closed figure w/ 1. formed by 3 or more sides 2. each side intersects exactly 2 sides at each endpoint (no collinear points) Naming a polygon: list the vertices in consecutive order A B D Vertex C E Identifying a polygon: Convex: no line contains Concave: a line contains a a point in the interior vs. point in the interior of of the polygon the polygon. HW pg. 44 #329 odds 2
- 3. 1.6 Classify Polygons August 22, 2011 HW pg. 44 #329 odds 3
- 4. 1.6 Classify Polygons August 22, 2011 Classifying Polygons 3 4 5 6 10 Triangle Quadrilateral Pentagon Hexagon Decagon ngon: n is the number of sides Equilateral: all sides ≅ Equiangular: all angles in interior are ≅ Regular: covex, equilateral & equiangular HW pg. 44 #329 odds 4
- 5. 1.6 Classify Polygons August 22, 2011 HW pg. 44 #329 odds 5
- 6. 1.6 Classify Polygons August 22, 2011 HW pg. 44 #329 odds 6
- 7. 1.6 Classify Polygons August 22, 2011 HW pg. 44 #329 odds 7
- 8. 1.6 Classify Polygons August 22, 2011 HW: pg. 44 #329 odds HW pg. 44 #329 odds 8