1. Bell Ringer Find the area and Circumference: Find the area of the trapezoid10 in. A = ½ * height * (b1 + b2) 20 25 23 30 2. Objects that have length, width and depth…

Slide 1 Right Prisms Geometry Mr. Bower BowerPower.net Slide 2 Example of a right prism Here is an example of a triangular right prism – Do you see the triangles at the…

Slide 1 Holt Geometry 10-4 Surface Area of Prisms and Cylinders 10-4 Surface Area of Prisms and Cylinders Holt Geometry Warm Up Warm Up Lesson Presentation Lesson Presentation…

Slide 1 Entry Task Slide 2 Warm Up Find the perimeter and area of each polygon. 1.a rectangle with base 14 cm and height 9 cm 2. a right triangle with 9 cm and 12 cm legs…

Agenda for today New Solids: CYLINDERS, PYRAMIDS, CONES, SPHERES Challenge Questions Projects and exam area next week! Sites: 1, 2, 3, mathsnacks.org Videos (Bubbles is #2):…

Geometric application: arc length Problem: Find the length s of the arc defined by the curve y=f(x) from a to b. Solution: Use differential element method, take any element…

Surface Areas 8.7 Surface Area 8.7 Surface Area Objective Apply the surface area formula to various 3-dimensional figures in order to find the area 8.7 Surface Area 8.7 Surface…