Answer:
x=12
Step-by-step explanation:
12
just find the arithimetic sequence and count backwards have a great day
280 please just trust me, its 280
1
(1+sinx)/cosx
(1+sin0)/cos0
(1+0)/1
1/1
:. Lim x->0 =1
15 cm^2
Simply multiply the base times the height of the cross section. So 3 x 5 is 15