Question

help again guys!

Answer 1

:P

Answer 2

i can help

Answer 3

k we know that this is a 45-45-90

Answer 4

im just confused because i have to find two sides now

Answer 5

so that means immedietly that two of these sides are maching

Answer 6

matching*

Answer 7

ohh okay so the missing sides are the same?

Answer 8

Go slower Chucho. No one is going to interrupt you =0)

Answer 9

no look, if you see one is longer than the other

Answer 10

oh y=7

Answer 11

look at the angles did you notice one of them is 90?

Answer 12

yes!

Answer 13

well the other two are identical so it makes them 45 each so thier sides match

Answer 14

so 7's side=y's side

Answer 15

now we have the a and b but we are missing c.

Answer 16

do you think you know what to do?

Answer 17

so like this?

Answer 18

yep so how would we find c?

Answer 19

\[a^{2}+b ^{2}=c ^{2}\]

Answer 20

and lucky for you a^2 equals b^2 so itll be eaiser

Answer 21

k so did you get it?

Answer 22

i got c=9.899

Answer 23

now we round to the nearest tenth.

Answer 24

so 9.9?

Answer 25

tada!

Answer 26

thank you so much!! :)

Answer 27

np

Answer 28

lemme c if i can

Answer 29

look at that its gone :l

Answer 30

sorry i dont know what happened!

Answer 31

@chucho78 can you see it now?

Answer 32

yeah idk why you took it out earlier tho

Answer 33

the top angle is 66 degrees.

Answer 34

how would i find the other side?

Answer 35

if the angles aren't the same doesn't that mean that the sides are different?

Answer 36

http://www.mathsisfun.com/algebra/trig-solving-aas-triangles.html

Answer 37

this will save your life through your whole lesson

Answer 38

Thanks!! :)