Answer:
Area of triangle formula:
A = b*h/2
B is 18 and h is 13
B is base and h is height.
18 * 13 is 234.
We must divide by two because just multiplying the two numbers would result in an area of a square, divide by 2 for a triangle.
234/2 =
117 km²
Answer:
There are 5⁸ blades.
Step-by-step explanation:
Given that,
The area of land 
Each acre has 5⁴ blades of grass
We need to find how many blades of grass have by the entire land. It can be calculated as follows :

Hence, there are 5⁸ blades.
Answer:
2 fl oz
Step-by-step explanation:
2 tbsp = 1 fl oz. Simply double.
Answer:
1/12
Step-by-step explanation:
there is 1/2 chance of flipping heads and 1/6 chance of rolling a six
1/2*1/6=1/12