Answer:
A=135
Step-by-step explanation:
A=bh
A=(9)(15)
A=135
Answer:
top right
Step-by-step explanation:
if you solve an equation for a triangle using this method you'll get this result
Hope this helps i spent around fourty minutes trying to figure it out, but im still in my younger ages of highschool so yeah.
Answer:
B
Step-by-step explanation:
the mean is calculated as
mean =
this year's mean = = = 4.1
last year's mean = = = 3.1
difference = 4.1 - 3.1 = 1