I think it's Acute i hope it's right.
Answer:
r - 24
Step-by-step explanation:
[X · Y - Z] = (r + 2)(2r - 9)] - (r^2 + 17r + 30)
= (2r^2 + 4r - 9r - 18 ) - r^2 - 17r - 30
= 2r^2 - 5r - 18 - r^2 - 17r - 30
= r^2 - 22r - 48
= (r +2)(r - 24)
so
[X · Y - Z] / X
= [(r +2)(r - 24)] / (r + 2)
= r - 24
Answer: 10
Step-by-step explanation: d = √(x^²-x^₁)^2+(y^²-y^₁)^2 d = √ (-3-5)^2+ (-5-1)^2 d = √(-8)^2 + (-6)^2 d = √64+36 d = √100 d = 10
Answer:
look it up Answer:
Step-by-step explanation:
Step-by-step explanation:
Answer:
48/73
Step-by-step explanation:
cosine = adjacent/hypotenuse
= 48/73