Answer:
Answer: 51x45+23=10.2x4+23
Step-by-step explanation:
Answer:
we need a picture, or the rectangles
Answer:259
Step-by-step explanation:
Its summation of 6^i-1 for values of I = 1,2,3 and 4
= 6^0 + 6^1 +6^2 +6^3
=259
Answer:
See attached photo
Step-by-step explanation:
Answer:
I believe it is 5.25
Step-by-step explanation:
if you multiply 3 and 7 then divide by 4 you will get 1 fourth of 21 which is 5.25 !!