84+83+92+80+95=434
434/5= 86.8
The correct answer is C
Answer:
idk the answer
Step-by-step explanation:
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
2.25 miles in 1 day
1day=2.25mi
14days=x miles
1day 14days
_______ = ________
2.25mi x mi
Cross multiply
1x=31.5
divide both sides by 1
x=31.5miles
Answer=31.5miles
