Answer:
<em><u>To find the biggest 4-digit number which is a perfect square, we have to take the square of biggest 2-digit number. ∴ The biggest 4-digit number which is a perfect square = 9801.</u></em>
Step-by-step explanation:
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Answer: 4 for the first one and 4.25
Explanation:
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Answer:

Step-by-step explanation:
Given Data,
Q=23000 J
c=4.184 J/g °c
Δt= 68 °c
m=?
By using this equation,
Q=mcΔt

Answer: your friend is trying to find out how many canys are in a box(a) and he gives you 6 and has 15 left
Step-by-step explanation: