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
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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
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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
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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.
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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
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