Answer:
56
Step-by-step explanation:
There are 7 octagons each side has 8 so you can do 7x8 which gives your 56 or you can draw out 7 octagons which shows that you drew out 56 sides
56 cause 8 x 7 = 56
900
2415 Chinese yuan (rounded off to nearest yuan)
£0.13 = 1 Chinese yuan
£314 = ×1 Chinese yuan
= 2415 Chinese yuan (rounded off to nearest yuan)
621
Explanation:
143 + (96 + 8)(5) − 42
(96 + 8)(5)
= 520
143 + 520 - 42
= 663
663 - 42
= 621
√17, 4.23, 9/2
have a nice day!