Answer:
437.4m
Step-by-step explanation:
1 cm = 4.5m
7.2x4.5=32.4
3x4.5=13.5
32.4x13.5 = 437.4m
27 because the square root of 81 is 9 and 9 times 3 is 27.
Answer:
12.04
Step-by-step explanation:
add 8 and 9 by the power of two: 8^2+9^2
that equals to 145
find the square root of 145 and that equals to 12.04
60 = 2 x 30
30 = 2 x 15
2 = 2
15 = 3 x 5
Prime factors = 2 x 2 x 3 x 5 = 60.
Hope this helps