Answer:
sqrt(64)
Step-by-step explanation:
The square root of 64 = 8 and 8 is a rational number
Using: A^2+b^2=c^2
A&b= (√10)^2=10
10+10=c^2
20=c^2
(take the square root of 20)
c=2√5
Your answer is D
Answer:
Sam
30
Step-by-step explanation:
Sam made a mistake when he said
. The steps should have been:

You are supposed to square 5 first before multiplying 2. Sam multiplied by 2 first. The correct answer is 30.
Answer:
The answer is 15
Step-by-step explanation:
hope this helps
Answer:
$3450
Step-by-step explanation:
Here, P = $3000, N = 1.5 years, R = 10%

Amount of down payment
= $3000 + $450
= $3450