5. Andy wants to find the distance d across a river. He located points as shown in the figure and then used
similar triangles to find that d = 220.5 feet. How can you tell without calculating that he must be
wrong? Tell what you think he did wrong and correct his error.
A
A
300 ft
ft D
В
.
.

0.85 or 85%

step-by-step explanation:

1) divide 23 by 27

2) round the decimal to the nearest 10

3) so your answer would be 0.85 or 85%

225x²+4=0

225x²=0-4

225x²=-4

x²=-4/225

x=±√-4/225

circumference divided by 3.141592654 then timesthe radius twice

step-by-step explanation:

circumference divided by 3.141592654 then timesthe radius twice