Answer:
B
Step-by-step explanation:
Answer:
What?
Step-by-step explanation:
Answer:
The value of given expression is 3.
Step-by-step explanation:
The given expression is

According to the rule of addition and subtraction,

It means,

By using this rule we get,


Therefore the value of given expression is 3.
For this case, we observe that the four options represent the steps to build a line similar to the PQ line segment.
We have then that the first step is:
Opening of the compass from P to Q to measure the length of the PQ line.
Answer:
An image that represents the first step in constructing the copy of a line segment is:
option 1