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Prealgebra Formulas

Area Volume and Surface Area

QuestionAnswer
Area of a Rectangle lw
area of a square s^2
Area of a triangle bh/2
Area of a paralellogram bh
area of a trapeziod 1/2 (b1 + b2)h
area of a circle π r^2
Way 1 of writing angles angle if ∠CBA (way 2) ∠ABC
Way 2 of writing angles angle if ∠ABC (way 1) ∠CBA
Way 3 of writing angles if it is ∠ABC (way 1) ∠B
When is a complementary angle formed? when 2 angles add up to 90°
When is a supplementary angle formed ? When 2 angles add up to 180°
What does congruent mean? Same size and shape
On opposite sides and are congruent Vertical Angles
are next to one another and share a side adjacent angles
How would you write x is parralal to z x II z
all alternating interior angles are: congruent ; equal
all alternating exterior angles are: congruent ; equal
How to find circumfrince of a circle 2πr or 2d
Circumfrince means The perimiter of a circle
how to find surface area of rectangular prism 2hl * 2lw * 2wh
volume of a cube s ^3
Volume of a cylinder π r ^2h
Created by: user-2022707
 

 



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