Answer:
-9
Step-by-step explanation:
-1y+11=20
-11= -11
-1y=20-11
-1y=9
-9
Answer:
Perimeter = 180
Area = 1080
Step-by-step explanation:
Perimeter is length of all sides added together. 30+78+72 = 180
Area is the length times the height/2 for a triangle. 30*72/2 = 1080
I hope this helped <3
A car traveled 140 miles in 2 hours. at this rate, how many miles will the car travel in 5 1/2 hours?
You just multiply
Answer: D
Step-by-step explanation: