Answer:
Ana:48
Lorna:24
Together they are a total of 72 yrs old
Answer:
The axis of symmetry is x = -4
The function is negative over (-6, -2)
Answer:
Step-by-step explanation:
AB^2 = HB^2 + AH^2 => AB = 15cm
Ta co cong thuc: 1/AH^2 = 1/AB^2 + 1/AC^2 => AC=20cm
Vay SABC= 1/2 .AB.AC = 1/2 .15.20=150cm^2