To find the length of the wire, use the Pythagorean theorem
a^2 + b^2 = c^2
18^2 + 40^2 = c ^2
324 + 1600 = c^2
1924 = c^2
44 = c
The wire is approximately 44 feet.
Answer:
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Answer:
24/25
Step-by-step explanation:
Cos Z = adj/hyp
= 48/50
= 25
Answer:
15
Step-by-step explanation:
To find how many she bought, we have to divide. So we do 105/7=15.
Regrouping in subtraction means that if you can't subtract because the digit on the bottom has a greater value than the digit on the top (such as 3-6)m so in this case you would have to regroup twice.
