Answer:
{2, 4}
Step-by-step explanation:
Intersection is the elements that two or more sets have in common. In A and B, they share {2, 4} in common.
Answer:
S
Step-by-step explanation:
because its a right triangle plus i did this in 7 and 8 grade
Answer:
9
Step-by-step explanation:
sqrt(85) is about 9.2, and the question asks to round to the nearest integer, making it 9. 9.2^2 is almost 85, which is how you can check your answer.