26)
the sum of all internal angles=(sides-2)*180
720=(x/25-2)*180
4=x/25-2
6=x/25
150=x degrees per angle of A
use angle of A to calculate amount of sides of A:
150=(n-2)*180/n
150=180-360/n
360/n=30
12=n=sides of A
-> F
27)
Donald=500-6*t
Wendy=400-4*t
W=D
500-6t=400-4t
100-6t=-4t
100=2t
50=t
-> A
Answer:
1.6 litre of milk is left
Answer:
9(9d+4)
Step-by-step explanation:
Hope I helped!
Answer:
im sorry but, im struggling on that problem too your awnser is 1, 3,5
Step-by-step explanation:
Divide the total cost by 4:
272 / 4 = 68
It cost $68 for 1 tire
