10. Square is a
a. Rectangle
b. Rhombus
c. Both
d. None of these​

d. None of these​

Hope it helps

Have a great day : )

1 and 2

step-by-step explanation:

she would want to sell 10 full-year subscriptions and at least 9 half-year subscriptions to get a total of at least $300. 

i hope this answer you! if you have any further questions or concerns, feel free to ask! : )

step-by-step explanation:

mark brainliest!