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OpenStudy (anonymous):
OpenStudy (anonymous):
help plzzzzzz
OpenStudy (anonymous):
@Elsa213
jhonyy9 (jhonyy9):
so there are : a rectangle with length 12 m and width 2 m
and a triangle with base length 12 m and height 5 m
do you know formula of areas of this rectangle and triangle ?
OpenStudy (anonymous):
nope
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jhonyy9 (jhonyy9):
area rectangle = length time width
area triangle = base length time heigth divide 2
OpenStudy (anonymous):
ok
jhonyy9 (jhonyy9):
can you calculi them so now ?
OpenStudy (anonymous):
ill try
jhonyy9 (jhonyy9):
ok do you like i check it ?
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OpenStudy (anonymous):
what
OpenStudy (anonymous):
30?
jhonyy9 (jhonyy9):
your calculi and your result what will get
jhonyy9 (jhonyy9):
what is this 30 ?
OpenStudy (anonymous):
the answer
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jhonyy9 (jhonyy9):
the total area not is 30 ?
OpenStudy (anonymous):
ok
jhonyy9 (jhonyy9):
area of the triangle is = 12*5/2 = ?
OpenStudy (anonymous):
30
jhonyy9 (jhonyy9):
area of rectangle = 12*2 = ?
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OpenStudy (anonymous):
60
jhonyy9 (jhonyy9):
yes 30 m^2 is area of triangle
jhonyy9 (jhonyy9):
what is this 60 ?
jhonyy9 (jhonyy9):
area of rectangle = 12*2 = ?
jhonyy9 (jhonyy9):
soi area of rectangle = 12*2 = 24
so are of this figure will be 30+24 = 54 m^2
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