The side opposite the left 45 degree angle is 8 as well since the 2 base angles are equal.
Use s^2 + b^2 = c^2
Solve for c
8^2 + 8^2 = c^2
64 + 64 = c^2
128 = c^2
c = sqrt(128)
c = sqrt(64 * 2)
c = 8 sqrt(2)
c = 11.31
Answer:
875
Step-by-step explanation:
Total number of napkins: 5 x 525 = 2,625
2625
3
= 875
Answer:
40 乘以 2,答案是 80,所以我猜是 209/5。
我不太确定,但是...
希望有帮助
! :)
Answer:
64
Step-by-step explanation:
=> 8²
=> 8 × 8
=> 64