If you plug in h, the answer would be 13-9 which is 4.
Answer:
answer D ( if i interpreted your question correctly )
Step-by-step explanation:
Sqrt (c^2) = √(c^2) = C
Answer:
Mostly correct
For Q3, you are doing great, you remembered that negative numbers can happen if the exponent is an odd number.
For Q4, I think you were confused with the fractions,
4(i)

4(ii) is also wrong but I'll let you try to fix it yourself following what I given you for 4(i). You should get 1/64
Hope this helps!
Answer:
The slope of AB is different from the slope of BC is NOT TRUE.
Step-by-step explanation:
AB and BC are on the same straight line, so their slopes are the same.
The length x of a diagonal support, to the nearest tenth of a foot?
x≈ 13 feet
Cuz I said so