].1 Imgrial Measnm of Len
There are two main Wired today in Canada'ww,I c. m in"
- (jystem International d'unites (SI) or eIric System [millimeuei Memem
mErial Sgstgm (inches, feet. Ed. mile .
Imperial System of Measurement
The imperial system was develop
qua-D rout of IIII +4 W'q'
FPCMIUChaptcrEn .- +=|- MrChcnngos-crup)
3.2 Perfect .Euares, Perfect Cubes= and Their Roots pinup-f m "It.
Perfect .Euares 35
Perfect squares of whole numbers include I. 4. 9. 16. 21% etc. Everyr perfect square has two
2.] The Tangent Ratio
Tn' (momma-1r {frem the Greek Irigmmn 2 three angles and metro 2 measure} is a branch of
mathematics dealing with angles. triangles and trigonometric functions such as sine, cosine and
*
em. In [his unit we study the relationshig
+1.", ratio is. it! ran-it'd! oF 0' Mn";
FPCM JD Chapter 2 Mr Chang (Mum)
2.2 Usi the T nt Ratio to Calculate Le ths
Solve Algebraic Equations
Example 1. Solve for x. Round your answer to 3 decimal places if necessary.
6 .r
3' -'-i"-><: -:r= i" erE
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