1.) There are 4 houses for sale in a new neighborhood. Each house costs $9,812,472. How much would it cost to buy all 4 houses? 2.) A worker at a medical lab is studying blood samples. Two samples contained a total of 8,527 blood cells. The first sample contained 1,239 blood cells. How many blood cells were in the second sample?

this was already solved by me with a different person. if you look it up in the search bar at the top of the page, you will get the answer.

step-by-step explanation:

a

step-by-step explanation:

its a trick question

step-by-step explanation:

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step-by-step explanation :

we know that

the measurement of the outer angle is the semi-difference of the arcs which comprises

in this problem

m< xzy is the outer angle

substitute the values

the measure of angle xoy is equal to

> by central angle

substitute the value