An architect made a scale drawing of a mall she is designing using a scale of 2 centimeters = 7.5 meters. in the drawing, the mall is 8.6 centimeters tall. how tall is the actual mall

10 cm

step-by-step explanation:

if the polygon is a rectangle, then the perimeter is x+x+y+y. using the values that you gave, the perimeter is 3+3+2+2=10cm.

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

the second option

step-by-step explanation: