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Mathematics 25 Online
Nicole:

http://prntscr.com/pw0ea9

Nicole:

@Vocaloid

Nicole:

@AngeI

jhonyy9:

do you know formula for area of a triangle ?

Nicole:

Yes but can you tell me the equation so I can solve its is A=1/2bh

jhonyy9:

this is what you ve wrote base time higth divide 2

jhonyy9:

the base length is 15 and the higth is 18

Nicole:

Yes

Nicole:

oh okay got it and this? http://prntscr.com/pw0kgq

jhonyy9:

right

Nicole:

http://prntscr.com/pw0l98

jhonyy9:

list the angles not the sides

Nicole:

can you help me I think its DEF

jhonyy9:

no the smallest is the angle corresponding to smallest side so what may be ?

Nicole:

DFE?

jhonyy9:

no what is the smalest side ?

jhonyy9:

side EF yes ?

Nicole:

Yes

jhonyy9:

so the corresponding angle to this side what is ?

Nicole:

D

jhonyy9:

exactly

Nicole:

FDE

jhonyy9:

yes this is the smalest

Nicole:

got it and can u just check these please http://prntscr.com/pw0nks

jhonyy9:

no

jhonyy9:

given that two sides are congruent yes ?

jhonyy9:

and parallel

Nicole:

SAS?

jhonyy9:

exactly but what is the second congruent side ?

Nicole:

JK and LM

Nicole:

but is 14 correct?

jhonyy9:

yes this are congruent but you need two angles equale and again two sides

jhonyy9:

SAS

Nicole:

Got it

jhonyy9:

sure ?

Nicole:

Yes but these are last questions I need checked please

jhonyy9:

what ?

Nicole:

http://prntscr.com/pw0r51

jhonyy9:

but you dont wrote these above correct 12 - SAS 13 is true

Nicole:

Yes I got those but what about the ones I posted?

jhonyy9:

sorry 12 is SSS

jhonyy9:

first is true but second not is

jhonyy9:

the diagonale is common congruent side

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