She could switch them around by grouping them into groups of 4s, 3s, 2s, or 5s.
Answer:
The answer is 9/16.
Step-by-step explanation:
Using Indices Law,

So for this question :




Answer:
Draw a diagram. Then use tan(x) to find the remainder height of the taller building.
Step-by-step explanation:
Answer:
1
Step-by-step explanation:

||-4|- |-3||
|4-3|
|1|
Answer:
26
Step-by-step explanation:
square root of 81 is 9, 9*2 is 18, square root of 64 is 8, 18+8 is 26