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Mathematics 14 Online
OpenStudy (anonymous):

Point Q is units from Point R. Point R is units from Point T. Point T is units from Point S. Question 4: What is the area of polygon QRSU? square units.

OpenStudy (rational):

Hey! so do you see "Attach File" button below this textbox ?

OpenStudy (rational):

@jamesw

OpenStudy (anonymous):

YES HOLD UP PLEASE

OpenStudy (anonymous):

OpenStudy (anonymous):

DO YOU SEE IT NOW @rational

OpenStudy (rational):

Yes, look at the diagram. how far is point R from the the point Q ?

OpenStudy (anonymous):

6 BUT I PUT THAT IN MY TEACHER SAID I WAS WRONG SO CAN YOU JUST GIVE ME THE CORRECT ANSWER @rational

OpenStudy (rational):

lets work it step by step i don't know the correct answer yet

OpenStudy (anonymous):

OK

OpenStudy (rational):

so "6" is just the length of segment QR it is not the area ok

OpenStudy (rational):

next find the length of RT

OpenStudy (rational):

how far is point T from the the point R ?

OpenStudy (anonymous):

6

OpenStudy (rational):

count again

OpenStudy (anonymous):

7 OR 6.5

OpenStudy (rational):

it is 7 actually

OpenStudy (anonymous):

OK

OpenStudy (rational):

so we have a rectangle with below dimensions : width = 6 height = 7 what would the are be ?

OpenStudy (anonymous):

42

OpenStudy (rational):

Very good, save it. next we find the area of triangle

OpenStudy (rational):

whats the length of base, TS ?

OpenStudy (anonymous):

3

OpenStudy (rational):

Yes, so that triangle has below dimensions : base = 3 height = 7 what would the area be ?

OpenStudy (anonymous):

21

OpenStudy (rational):

careful, it is trianlge, not rectangle

OpenStudy (rational):

whats the formula for area of triangle ?

OpenStudy (anonymous):

10.5

OpenStudy (rational):

Yes! Area of rectangle = 42 Area of triangle = 10.5 Add up the areas for the total area of polygon QRSU

OpenStudy (anonymous):

52.5

OpenStudy (rational):

thats it!

OpenStudy (anonymous):

THANK YOU SO MUCH I JUST SUBMITTED IT IN AND I GOT A 100 PERCENT I REALLY APPRECATE YOUR HELP

OpenStudy (rational):

Yw :) just so you know.. to ask a new question, you will have to close this question

OpenStudy (anonymous):

OK AND THANKYOU

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