What would this equation be in vertex form? Show all steps please! :)
y2 + 16x - 4y = -20

(−1, 2)

Step-by-step explanation:

oof cheaters cheat because they’re lazy that’s why i cheat xd

: )

step-by-step explanation:

m∠5 + m∠3 = m∠1   is true.

m∠5 + m∠6 = 180 is true

m∠2 +m∠3 = m∠6   is true

m∠2 +m∠3 +m∠5 = 180   is true