Help pls this is my first question on here and I need help with this pls. I will give you the brainliest and a thanks!! :)) Can
you do 1 and 4 thanks!! :)))
1 answer:
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Answer:
Step-by-step explanation:
Look at the picture.
The formula of an area of a triangle:
<em>b</em><em> - base</em>
<em>h</em><em> - height</em>
<em />
We need a length of a height.
Use the Pythagorean theorem:
We have:
Substitute:
<em>subtract 25 from both sides</em>
Calculate the area:
Answer:
111 pieces of soda
Step-by-step explanation:
step 1
Find the area of the rectangular backyard
The area of the rectangular backyard is equal to
where
substitute
step 2
Find the area of one piece of sod
The area of the rectangular piece of sod is
where
substitute
step 3
Find the pieces of sod needed
To find out how many whole pieces of sod will Jim need to buy to cover his backyard, divide the area of the backyard by the area of one piece of soda
so
Round up
111 pieces of soda