Answer:
Step-by-step explanation:
Answer:
c
Step-by-step explanation:
(10x+5)4 = 30x + 3x + 6x +30
40x + 20 = 39x + 30
X = 10
perimeter of the square= 420
perimeter of the triangle= 420
Answer:
53 cm.
Step-by-step explanation:
Circumference = pi times diameter
We are trying to find diameter so rearrange
Circumference/pi = diameter
166.5/pi = 52.998596
Approximately 53 centimeters of lace
Logarithmic function.very easy find method 10 log = 1 , 5 log 0.6989700034