sarbjit879
15.06.2020 •
Mathematics
How would you solve this? All I know is AD=24.4948
Solved
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Ответ:
8
Step-by-step explanation:
Let's call the center of the middle circle J, and the center of the third circle K.
Draw a line from J to the line AD such that the line is perpendicular to AD.
This forms a right triangle that is similar to the triangle ΔADK.
Writing and solving a proportion:
x / DK = AJ / AK
x / 5 = 15 / 25
x = 3
Now, draw lines from J to B and C. We now form two congruent right triangles, where the hypotenuse is 5 and the shared leg is 3.
That means these are both 3-4-5 triangles.
Therefore, BC = 4 + 4 = 8.
Ответ:
d - A $108,000 savings account and $46,000 CD at Bank T; a $36,000 money market account and $38,000 CD at Bank U; a $63,000 checking account, $80,000 savings account, and $70,000 money market account at Bank V
Step-by-step explanation: