1) the answer is 30
2) the answer is 10
3) the answer is 17
4) the answer is 6
comment if you want a explanation:)
Answer:
b=16
Step-by-step explanation:
Formula~ 1/2*b*h
1/2*15*b=120
7.5b=120
b=120/7.5
b=16
(you can substitute the value to check-i've done it below)
1/2*16*15=?
if you work it out, the ans will be 120, therefore the ans is correct!
Answer:
113,046
Step-by-step explanation:
Add inside of parentheses first to get
(498)x(227)
Multiply to get
113,046
Answer:
(1,3) maximum
Step-by-step explanation:
As you can see from the graph the tip of the parabola is the vertex which is at the point (1,3) which is a maximum because it is the tallest point on the graph.