Look at the following math problems. 10 + 2 = 12 12 − 2 = 10 What are these operations called?
1 answer:
Answer:
i think it might be fact families
Step-by-step explanation:
this is because they use the 3 same #rrs
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Answer:
j
Step-by-step explanation:
Answer:
Jamyra spent 23 minutes studying last week.
Step-by-step explanation:
100 - 8 = 92
92 ÷ 4 = 23.
The answer or range would be 40
No becasue an acute angle added with another acute angle cannot add up to the needed 180
The orange (second) one. Using Pythagorean theorem the side is sqrt(100-47) which is sqrt(53)
