7. suppose a student stacks 1000 congruent circles one on top of the other, and the teacher
1000 similar circles, with each circle a little smaller than the one below it.
a. what is the name of the solid formed by the stack of congruent circles?
b. relate the dimensions of one of the congruent circles to the dimensions of this solic
c. what is the name of the solid formed by the stack of similar circles?
d. relate the height of the stack of similar circles to a dimension of this solid.

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2

Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u. s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u. s. dollars for every 100 euros. b. gabriella averages 100 u. s. dollars for every 25 euros. c. gabriella can exchange 75 u. s. dollars for 100 euros. d. gabriella can exchange 100 u. s. dollars for 75 euros.