Dan observes that 6/10 ÷ 2/10= 6÷2. He says, "l think that if we are dividing a fraction by a fraction with the same denominator, then we can just divide the numerators." Part A Is Dan's conjecture true for all fractions?

answer: i'm not sure

step-by-step explanation:

the anwser is d) 75°

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