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By: Ana Zuniga 2 nd period

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It’s the measurements outside of the shape. Formulas: Rectangle P= 2l+2w Square P= 4s math.about.com

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The distance around a circle. Formula: Circle: C=2 r or C= d marthalakecov.org

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The space of the surface inside a shape measured in square units. Square A=S2 Rectangle A=lw or A=bh Triangle A= 1/2bh or A=bh/2 Trapezoid A=1/2 (b1+b2)h or A= (b1+b2)h /2 Circle A= r2 freemathhelp.com

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B represents the area of the base of a three dimensional figure. P represents the perimeter of the base of a three dimensional figure.

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The space of a 2-dimensional surface enclosed within a boundary Formulas: Cube(total) S=6s2 prism (lateral) S=Ph prism (total) S=Ph+2B Pyramid (lateral) S= ½ pl Pyramid (total) S= ½ pl+B Cylinder (lateral) S= 2 rh Cylinder (total) S= 2 rh+2 r2 or S=2 r(h+r) mathsteaching.wordpress.com

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the amount of space occupied by an object measured in three dimensions, expressed in cubic units. Formulas: Prism V= Bh Cylinder V= Bh Pyramid V= 1/3Bh Cone V=1/3Bh Sphere V= 4/3 r3

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the symbol for the ratio of the circumference of a circle to its diameter. Formula: Pi=3.14 lee.edu ohfortheloveofscience.com

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Formula A2+b2=c2

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Formula I=prt

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A solid having bases or ends that are congruent and parallel Prism (lateral): S=Ph Prism (total): S=Ph+2B

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Perimeter Formula: Square P= 4s

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Samantha had a square shaped Christmas card that was 12 inches in length and 12 inches in width. What is the perimeter of the card? Answer: P=48

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Perimeter Formula: Rectangle P=2l+2w

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Max has a rectangular box with a length of 2.6, width of 4.5, and a height of 6. what is the perimeter? Answer:14.2

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Circumference Formula: circle C= 2 r or C= d

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A cylinder has a radius of 6. What is the circumference? Answer: 37.68

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Formula: Square A=s2

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One side of a square is 9 inches. What is the area?

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Formula Rectangle A=lw or A=bh

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A rectangular tank has a length of 8 inches and a width of 6 inches. What is the area? Answer: 48

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Formula Triangle A=bh/2

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Formula- Trapezoid A=1/2 (b1+b2)h or A=(b1+b2)h/2

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What is the area of the trapezoid below? 12 inches 16 inches ------- Answer: 84 6 in.

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Formula: Circle A= r2

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A circle has a diameter of 14. What is the area of the circle? bytescout.com _____14____ Answer: 153.86

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Formula: Prism V= Bh

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A rectangular prism has a base of 15 inches and a height of 8 inches. What is the volume of this shape? Answer: 120

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Formula: Cylinder A=Bh

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A cylinder has a height of 5 inches and a base of 12 inches. What is the volume? Answer: 60

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Course 2 9-4 Area of Triangles and Trapezoids AREA OF A TRIANGLE h b A = 1212 bh The area A of a triangle is half the product of its base b and its height.

Course 2 9-4 Area of Triangles and Trapezoids AREA OF A TRIANGLE h b A = 1212 bh The area A of a triangle is half the product of its base b and its height.

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