45 seconds the difference from 7 45 to 8 is 15 plus another 30 to get 8:30 which is a 45 second difference
A= 1/2 h ( sum of bases)
SUBSTITUTE
6550= 1/2h (115+85)
6550=1/2h (200)
6550= 100h
65.5= h
height is 65.5 cm
Hope this helps
Answer:
304.85 cm²
Step-by-step explanation:
The area (A) of a polygon is calculated as
A = pa ( p is the perimeter and a the apothem ) , thus
A = 45.5 × 6.7 = 304.85 cm²
Answer:
11/90
Step-by-step explanation:
IF you do 11 divided by 90 you should get the repeating decimal .12.
If you use your subtraction right when you use deceleration as for example like 4.5 from 79 well you know it had to slow down so the correct Answer for this would end up as 17 .5 Try the easy way like
79 dived by 4.5 would get you the same answer but don't divide backwards you will get an in correct answer
hope i helped;)