Question

Help? http://prntscr.com/7ash70 I already have a.

Answer 1

@ganeshie8 can you help me with this one?

Answer 2

which part are you working

Answer 3

b, right now. I have a.

Answer 4

do you have the graph of \(y = 3\tan\theta \)

Answer 5

yes

Answer 6

good,
\[y = 3\tan\theta\]
plugin \(\theta = 30, ~60\)

Answer 7

\(\Large\sqrt3\) and \(\Large3\sqrt3\)

Answer 8

looks good, done with part b ?

Answer 9

that's it?

Answer 10

thats it for part b

Answer 11

okay.

Answer 12

so for c, I do \(\sqrt3\times6\div2\), then \(3\sqrt3\times6\div2\)?

Answer 13

Perfect!

Answer 14

so I got \(3\sqrt3\) and \(9\sqrt3\)

Answer 15

Yes

Answer 16

How do I do d?

Answer 17

simply divide the total area of patio by the tile area

Answer 18

so \(140.4\div3\sqrt3\) and \(140.4\div9\sqrt3\)?

Answer 19

careful about the units
you need to convert both to same units before dividing

Answer 20

ohh how do I do that?

Answer 21

1 ft = 12 in

Answer 22

oops, I see now. the smaller triangles are in inches XD

Answer 23

so \(1684.8\div3\sqrt3\) and \(1684.8\div9\sqrt3\)?

Answer 24

looks neat

Answer 25

324.24 and 108.08