Area/Surface Area Warm Up (this is also be part of your homework)

Area and Perimeter Formulas for Common Geometric Shapes You only need to view this video if you would like a refresher on what the formulas are. Match the shape to its Area formula Use any of your notes, if necessary. parallelogram A = (b)(h) triangle A = (½)(b)(h) trapezoid A = (½)(h)(b1 + b2) Circle A = (Π)(r²) What is the area? 4.5 square meters 3.6 square meters 5 square meters 4.3 square meters What is the area of a rectangle with a base of 7ft and a height of 3 ft? 10.5 square feet 10 square feet 21 square feet 42 square feet Find the area of the trapezoid. 32.5 square cm 45 square cm 36 square cm 180 square cm What is the area of the triangle? (Be careful for the junk number) 168 square inches 84 square inches 87.5 square inches 300 square inches Find the surface area. 120 square inches 164 square inches 17 square inches 40 square inches All Surface Area formulas are on this weeks notes pages. If necessary, you can review the videos from the Week of April 20th for what the variables mean.Find the surface area. 52 square meters 16 square meters 60 square meters 75 square meters All Surface Area formulas are on this weeks notes pages. If necessary, you can review the videos from the Week of April 20th for how to use them.Find the surface area. (Leave answer in terms of Π) 50 Π square feet 250Π square feet 14Π square feet 196Π square feet