Given AABC : ADEF, find x. E
B
x
8
А
С
D
12.
18
10
12
14
27

30 units^2

step-by-step explanation:

area is l × w

the length is 3

and the width is 10

3 × 10= 30 units squared

d. vertex

step-by-step explanation:

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk

-22

times both sides by 2, times () by 8, add alile terms, move terms, add alike and caculate divide both sides by 3