Answer:
D. 42
Step-by-step explanation:
<span>expressions for the mean and standard deviation of y if this variable is determined by the expression y
</span>
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Answer:
A) x=40°
B) They have the same lengths.
Step-by-step explanation:
Since it is an isosceles triangle, both sides are the same. So if you add up all the angles of any triangle, it should always add up to 180°. There is a 50° angle and a right angle (90°) so you subtract 50 and 90 from 180 (180-50-90) and you get 40. X has to be 40° :)
Answer:60
Step-by-step explanation:
There are 80 chairs in all because 8 rows x 10 chairs per row. The first people fill two rows which is 20 chairs because each row is 10 chairs so 60 chairs are left
Answer:
49
Step-by-step explanation:
when you follow the instructions and there will be k; k is constant. so t=36 so you through then k will be 1764.
