

Hence they are similar
#2
- <A=<H
- And ratio of sides are same
Hence both triangles are similar by SAS property
#3

Hope it helps :) and let me know if you want me to explain why
10y⁵ + 30y³ - 15y =
5y * 2y⁴ + 5y * 6y² + 5y * (-3) =
5y (2y⁴ + 6y² - 3)
(430/900)x100
47.78% is the government's approval rating (this is rounded, it is really 47.777repeating)