Solve.Initially, a pendulum swings through an arc of 3 feet. On each successive swing, the length of the arc is 0.8 of the previous length. After 10 swings, what total length will the pendulum have swung (to the nearest tenth of a foot)?
What will be an ideal response?
approximately 13.4 feet
Mathematics
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Write the fraction in decimal notation.
A. 2.09
B. 2.08
C. 2.0
D. 2.0
Mathematics
Solve the system by the substitution method.
A. (
, -
)
B. (
, 
)
C. (
, 
), (-
, -
)
D. (
, -
), (-
, 
)
Mathematics
Solve.The perimeter of a square is 76 units. Write and solve an equation to find the length of one side, s, of the square.
A. 4s = 76; s = 19
B. s2 = 76; s = 38
C. 
= 76; s = 19
D. 4s = 76; s = 361
Mathematics
Solve.
= 
A. {-8} B. {0} C. {8} D. ?
Mathematics