Answer:
n = - 4
Step-by-step explanation:
note that 625 =
, then
=
= 
Since the bases on both sides are equal, both 5 then equate the exponents
n = - 4
Y° = y₁° (opposite or Vertical angles), but y₁ = 45° corresponding angles,
then y = 45°
Answer:
2100
Step-by-step explanation:
28.34 rounds to 30
We look at the 8 which is greater than 5 and rounds the 2 to 3
69.72 rounds to 70
We look at the 9 which is greater than 5 and rounds the 6 to 7
30*70
2100