<span>ABC =22° because AB and BC are congruent
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Answer:
he can travel 495 km in 9 hr
distance covered in one hr = 275\5
55
distance covered in 9 hrs =495
A half-life of the isotope is 15 days and at start its mass is 32 g.
A table:
t: m:
0 32 g
15 16 g
30 8 g
45 4 g
60 2 g
75 1 g
In the first column is used an arithmetic sequence ( a 1 = 0, d = 15 ).
In the second column is used a geometric sequence ( a 1 = 32, r = 1/2 )
Answer:
A parallelogram with one right angle is a rectangle. A quadrilateral whose diagonals are equal and bisect each other is a rectangle.
Step-by-step explanation:
Answer:
your answer is B i hope this helps :)
Step-by-step explanation:
