18. 26
19. 10
20. (26×26×26)×(10×10×10) = 17576000
21. (26×26×26) × (1×10×10) = 1757600
22. (26×25×24)+(10×9×8) =11232000
23. (25×24×1)×(10×9×8) =432000
24. 3/6 × 2/13 = 1/13
Answer:
C & 78.21 or 8 as the missing number
Step-by-step explanation:
9.983+12.05=22.033
68.91+9.3=78.21
Look at my picture for the work
Answer: a=8 and b=2
Please let me know if this helped!!
Area = 1/2 * base * height
= 1/2 * 20 * 6
= 1/2 * 120
= 60 ft^2