Answer:
Step-by-step explanation:
Area of a rectangle is base times height
78.8 rounded to the nearest tenths is 78.8
We can not round it to the tenths because it already is rounded to the tenths.
I believe it’s 72 I hope it’s right
Answer:
22,5 km
Step-by-step explanation:
9cm
Imagine there are 2 triangles solve for one 3*3=9\2=4.5
Then add
4.5+4.5=9