The difference between 3 1/2 and 1 4/5 is 2 4/5 2 7/10 1 4/5 1 7/10

1 7/10

Step-by-step explanation:

In decimal, ...

... 3.5 - 1.8 = 1.7 . . . . . 1 7/10

As mixed numbers, ...

... 3 1/2 - 1 4/5 = 3 5/10 - 1 8/10 = (3-1) +(5/10 -8/10)

... = 2 -3/10 = 1 7/10

v = 1/3 a^2h

step-by-step explanation:

if the height is 57.7cm and the height of the slant edge is 18.2cm, then the volume is 1/3 a^2h.

a)(x-2)^2+(y-1)^2=9

step-by-step explanation:

(picture explains)