A triangle has a base of 20 feet and a height of 17 feet. If a dilation with a scale factor of k = 3 is applied, what is the new area?

170 ft2
340 ft2
765 ft2
1,530 ft2

Question

A triangle has a base of 20 feet and a height of 17 feet. If a dilation with a scale factor of k = 3 is applied, what is the new area?

170 ft2
 340 ft2
 765 ft2
 1,530 ft2

joebama · Answer

give me a sec

HAWKcobrakai · Answer

idk

HAWKcobrakai · Answer

oh wait its this                
the shape will be 2/3rds of its original size.

Phantomdex · Answer

I have no clue how to do this one, my lesson didn't cover this specific part at all

joebama · Answer

oh man

HAWKcobrakai · Answer

bruhh i said what it was

joebama · Answer

I have those questions in my old notes

HAWKcobrakai · Answer

omg i just told yall what it was

joebama · Answer

Area is A= 1/2 bh

HAWKcobrakai · Answer

no thats wrong homie

Midnight97 · Answer

@hawkcobrakai wrote:

bruhh i said what it was

play it cool and someone will help them

HAWKcobrakai · Answer

bruh wtv

Phantomdex · Answer

@hawkcobrakai wrote:

omg i just told yall what it was

20 x 17 it 340, so if its half of that then 170

joebama · Answer

@hawkcobrakai wrote:

no thats wrong homie

that's the formula for area

Midnight97 · Answer

okay here's something i know you maybe won't think it'll work but ask a tutor for help

Phantomdex · Answer

@midnight97 wrote:

okay here's something i know you maybe won't think it'll work but ask a tutor for help

SO I'm guessing that wasn't right-

joebama · Answer

@joebama wrote:

@hawkcobrakai wrote:

no thats wrong homie

that's the formula for area

you just plug in A=1/2(20)(17)

Midnight97 · Answer

@phantomdex wrote:

@midnight97 wrote:

okay here's something i know you maybe won't think it'll work but ask a tutor for help

SO I'm guessing that wasn't right-

i don't know but if it isn't try i tutor

Phantomdex · Answer

@midnight97 wrote:

@phantomdex wrote:

@midnight97 wrote:

okay here's something i know you maybe won't think it'll work but ask a tutor for help

SO I'm guessing that wasn't right-

i don't know but if it isn't try i tutor

Alright

Midnight97 · Answer

happy to help