10.1: Plane

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Oct 6, 2021
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- 10: Appendix - Geometric Figures
- 10.2: Solid

This page is a draft and is under active development.

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Area (A) is measured in square units, perimeter (P) is measured in units, and circumference (C) is measured in units.

Square

Screenshot (282).png — Figure $\PageIndex{1}$

$P=4 s$

$A=s^{2}$

Rectangle

Screenshot (283).png — Figure $\PageIndex{2}$

$P=2 l+2 w$

$A=l w$

Parallelogram

Screenshot (284).png — Figure $\PageIndex{3}$

$P=2 a+2 b$

$A=b h$

Trapezoid

Screenshot (285).png — Figure $\PageIndex{4}$

$P=a+b+c+d$

$A=\frac{1}{2} h(a+b)$

Triangle

Screenshot (286).png — Figure $\PageIndex{5}$

$P=a+b+c$

$A=\frac{1}{2} b h$

Circle

Screenshot (287).png — Figure $\PageIndex{6}$

$C=2 \pi$

$r=\pi r^{2}$

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