Answer:
CD = 45
Step-by-step explanation:
CE = 180
( x + 6 ) + ( 4x - 21 ) = 180
5x - 15 = 180
5x = 195
x = 39
substitute x in CD
CD = x + 6
CD = 39 + 6
CD = 45
The length of a pendulum that makes one full swing in 1.9 s is about 2.926 which is about 3ft when rounded to the nearest foot
Answer:
9
Step-by-step explanation:
Because 9 times 8 is 72. Hope this helps
Answer:
6.2 x 10^10
Step-by-step explanation:
Step-by-step explanation:
-9(2)-(-6)(2)+3(-20)
(−9)(2)−(−6)(2)+(3)(−20)
=−18−(−6)(2)+(3)(−20)
=−18−(−12)+(3)(−20)
=−6+(3)(−20)
=−6+−60
=−66
