Answer:
72
Step-by-step explanation:
- L × W = A
- 8 × 9 = A
- 8 × 9 = 72
I hope this helps!
Answer:
Yes this represents additive inverse,
Step-by-step explanation:
Since you are subtracting the same number 4 to get to zero.
Answer:

Step-by-step explanation:
step 1
Find the surface area of one hanging lantern
we know that
The surface area of a cone (hanging lantern) is equal to

we have


assume

substitute the values


step 2
Find the surface area of the three hanging lanterns

Answer:
x=19
Step-by-step explanation:
2x - 8 = 30
get x by itself by adding 8 to both sides
2x=38
divide by 2
x=19