I think it's the 2 one I'm 76 percent sure
Answer:
32
Step-by-step explanation:
substitute the given values of a, b and c into the expression:
b² - 2ac = 4² - (2 x 4 x -2)
= 16 - (-16)
= 16 + 16
= 32
the answer is 153.86 ft squared
= the formula for the area of a circle is A=πr2
= area = pi x radius squared
= the radius is 7 feet, square that to get 49
= multiply 49 by pi to get the area: 153.86 square feet
153.86 ft squared
No, the longest chord possible is equal to the diameter...
Answer:
I'm not too good at this but I got 10/4??
Step-by-step explanation:
please let me know if I'm right!
