Notice this is a geometric progression since each number multiplied by some factor equals the next number in the sequence, in this case,

Then by applying the formula for sum to infinity of a geometric progression,
Answer:
44cm2
Step-by-step explanation:
[8×(5+6)]/2
=(8×11)/2
=88/2
=44cm2
Answer:
13/28 (13 over 28)
Step-by-step explanation:
26/28 - 13/28 = 13/28 and since 13 is a prime number it can't be simplified
You’ll need 10 teaspoons because 6 x 2 is 12, so 5 x 2 is 10
Answer:23/50
Step-by-step explanation:its 46/100 but it simplifies to 23/50 hope this helps god bless