I’m sorry if this is wrong, but wouldn’t it be 30;60? Again if I’m wrong someone else feel free to answer and correct me
Answer:
56.3 cm
Step-by-step explanation:
Answer: 56.3 cm
The astronomer has to choose 3 star images out of 8.This is a problem of combinations. This can be expressed as 8C3 i.e. combination of 8 objects taken 3 at a time.
This means, if 8 images are nearby the astronomer will have 56 choices <span>
of the three stars.</span>
Answer:
A and B
Step-by-step explanation:
Now I won't really get into how the rest works but I do know that if you multiply A and B together, 4x2 is 8, which matches with the expression in number 3. It cant be A and C, because that would lead to 4, and A and D, because that would be an expression with 6, which doesnt match the expression in 3.
Answer:
easy duh
Step-by-step explanation:
it's 90 degrees
90 - 36 is
54
profit.
gimme brainliest