toybonniedabunny00 toybonniedabunny00

15-06-2021
Mathematics

contestada

find the area D (1,3) F (-4,-3) E (4, -3)

find the area D 13 F 43 E 4 3 class=

Respuesta :

surjithayer10otahza surjithayer10otahza

15-06-2021

Answer:

Step-by-step explanation:

FE=4+4=8

Altitude=3+3=6

area=1/2×FE×6=1/2×8×6=24 sq. units.

or

area=1/2×

I 1 3|

|-4 -3|

| 4 -3|

| 1 3|

=1/2[(-3+12)+(12+12)+(12+3)]

=1/2[9+24+15]

=1/2[48]

=24 sq. units

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