Need help plzzz sjdkksjkshxhsismzbzsnskaa

C.

Step-by-step explanation:

X=-4 or x=4

Isolate the radical, then raise each side of the equation to the power of its index. Exact form: 10/3, -10/3

Approximate Form: 3. 3, -3.3

Step-by-step explanation:

Hope this helps :D

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.