Answer:

Step-by-step explanation:
hey there!!!
we know already that the area of a triangle is given as

where b= base
and h= heigth
Given that the height is 5 times more than twice it base
let h= 2b+5
Now we substitute h=2b+5 in the area of the triangle


87654210 is the largest number
Answer:
all work is shown and pictured
We use the ratio x:360 to find portions of the circle (again, through the ratio)
so we use 60/360 = x/30 in^2
1/6 = x/ 30
x = 5.
The answer is 5 in^2
Answer:
Perry started with 40 stamps
Step-by-step explanation:
If perry is starting with 40 stamps and gets rid of half of them he will have 20 stamps + 20 stamps would be 40.