Answer:

Step-by-step explanation:
(smaller triangle below)

(bigger triangle above)
Since you have both triangle, and all lengths you dont need to worry about calculating the square
Add both together

Answer:
Step-by-step explanation:
f(1)=-11
f(n)=f(1)+d(n-1)
so d=22
f(n)=f(n-1)+22
It increased by 15 65-15=50
D(t)=100t/4=25t
d(5min)=25*5=125ft
d(16min)=25*16=400ft
The others are not ordered pairs of d(t)
Answer:
13+8x
Step-by-step explanation:
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