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Mathematics 15 Online
OpenStudy (anonymous):

What is the area of a triangle with a base of 4.6 cm and a height of 7.8 cm? A. 12.4 cm² B. 17.94 cm² C. 24.8 cm² D. 35.88 cm²

OpenStudy (anonymous):

1/2(4.6)(7.8)

OpenStudy (anonymous):

|dw:1424963650895:dw|

OpenStudy (anonymous):

Whats the formula to get the Area of the Triangle?

OpenStudy (anonymous):

but why 1/2???

OpenStudy (anonymous):

@cxxonicole98 no direct awnsers

OpenStudy (anonymous):

because… a triangle is basically 1/2 a rectangle… the equation for the area of a reclation is b*h ….. 1/2 of that is a triangle.

OpenStudy (anonymous):

i just gave you the formula

OpenStudy (anonymous):

it doesnt matter if you use 1/2 or divide bh by 2 its all the same

OpenStudy (anonymous):

i didn't give a direct answer.

OpenStudy (anonymous):

yeah. either way 1/2 is dividing by 2

OpenStudy (anonymous):

I just relized that sorry @cxxonicole98

OpenStudy (anonymous):

o ok i get it

OpenStudy (anonymous):

okay:) good!

OpenStudy (anonymous):

its okay @MLGgamer

OpenStudy (k_lynn):

The area formula for a triangle is \[ \frac{ b \times h }{ 2 }\]The b would stand for base and the h for height. So all you have to do is plug the correct numbers in and solve.

OpenStudy (k_lynn):

Nevermind, I see you get it :)

OpenStudy (anonymous):

since its B x 1/2 H. Do the math

OpenStudy (anonymous):

so its 17.94??

OpenStudy (anonymous):

yes:)

OpenStudy (anonymous):

all my work is done thank u @cxxonicole98 @MLGgamer @k_lynn @magepker728

OpenStudy (anonymous):

thank u so much :D

OpenStudy (anonymous):

np

OpenStudy (k_lynn):

yw :)

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