Estimation is a important skill to know when adding and subtracting decimals because if you estimate you have an idea on what your answer should be close to.
For example 4.68-2.38 could be 5-2 which is 3. 4.68-2.38 equals 2.3. 2.3 is close to 3.
Answer:
Step-by-step explanation:
since -1≤sin2x≤1 no x values would satisfy the equation
Answer:
5.75 yds left
Step-by-step explanation:
1.25 yds per bag*5 bags =6.25 yds used
She had 12 yds
12-6.25 =5.75
She has 5.75 yds left
Answer:
its c
Step-by-step explanation:
Answer:
Lines RQ and SP are perpendicular to SR
Step-by-step explanation:
SR are parallel to PQ so that means that RQ and SP are perpendicular to SR