Point y is the circumcenter of δdef.

find fy.

5
11
17
22

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year. how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

Given abcd ac=38 and ae=3x+4 find the value of x