Step-by-step explanation:
middle section= 390
sides=270
total=930 chairs
4 I’m not that sure though
54:450*100 =
(54*100):450 =
5400:450 = 12
Answer:
tan 10 degrees.
Step-by-step explanation:
tan x = cot (90 - x) so:
cot 80 = cot (90 - 10)
= tan 10.
Answer:
x=4
Step-by-step explanation:
4x - 3 = 2x + 5
4x - 2x = 5 + 3
2x = 8
x = 8/2
x = 4
