Answer:
21/4 or 5.25
Step-by-step explanation:
Answer:

Step-by-step explanation:
To find the area of a triangle, we can use the formula of:

This formula comes from the area of a rectangle, because a triangle is half a rectangle.
Answer:
4 and 10
Step-by-step explanation:
1/6 of 5400 is 900 so 5400-900=4500
1/9 of 4500 is 500 so multiply it by 2 and you will get 1000
2/9 of 4500 is 1000,4500-1000=3500
So your answer is 3500