Which expression shows this number in expanded form?
A)
B)
C)
D)

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?