sto

Chapter 3, Lesson 9

The PYthagorean Theorem Directions

Solve the Problems'

Maecutsoutthreerighttrianglesofdifferentsizes.Sheplansto the largest on a long line' so that affange them from silallest to triangle touches the line' c side (hypotenuttl oitutft

the triangles by size' Use With the given data, help Mae arrange a calcrilator to find the the Plthagorean trio"m and write the answers' rounded hypotenus. , or.u'tii;i;"g1t' Then order on the blanks' to the nearest tenth, in thJcorrect Ttiangle

Tiiangle a=2cm b-7cm c=Q 2.middle sizec=-cm

Triangle a=2cm b=5cm c=J 1. smallest c-

4. The locations of three cellular phone triangle on the maP' form a right -cm

b-4cm

c=J cm

3'largestc=

rr :.

towers

The following distances are Known:

Trto Tr=

a--Zcm

18 mi

2o miles

Iri-L' 20mi -

Tt to T, = 18 miles

----':.

12

to

number line Use the following square-root T2andT3' Fill in the blanks' estimate the

distan;.;;il;;

22

23

\,@ \/ne

24

x/sto

The distance is between

27

25

tezs

Y

676

and

\n2e

28

\ns4

29

.VB4r

30

I

v900

miles'

phone towers T2 a.'d13 the distance between celrurar find to 5. Now - nearest tenth' Round your answer to the

'

use a calculator

miles

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I)

Algebra