What fractions equine to to 10/12

5/6 or 0.83 (the 3 is repeated)

Step-by-step explanation:

To reduce this fraction, simply divide the numerator and denominator by 2 (the GCF). So, 1012 = 10÷212÷2 = 5/6. Thus, 1012 is equivalent to 5/6 in the reduced form.

area of part 1:

a1=base*height/2=(8+2)*(8-2-2-1)/2=10*3/2=15 ft^2

area of part 2:

a2=length*width=(8+2)*1=10 ft2

area of part 3:

a3=length*width=8*2=16 ft2

total shaded area : a1+a2+a3=41 ft2

total area of the reactangle : a=16*8=128 ft2

total area of the nonshaded region : 128-41=87 ft2

1) is right

step-by-step explanation: