Step-by-step explanation:
area of circle = πr²
radius ² = 9.15 = 83.72 (approx.)
now,
→ 22/7 × 83.72
→ 22 × 11.96 = 263.02 m²
therefore, area the centre circle is 263.02 according to nearest circle the area is 263 m².
hope this answer helps you dear..take care and may u have a great day ahead!
Answer:
4845 ways
Step-by-step explanation:
To solve this problem we use the formula of combinations

Where n is the total number of students that can be chosen and you choose r from them.
So

Note that in this case the order in which the 4 students are chosen does not matter.
Then


Answer:
She will have to mow 7 lawns
Step-by-step explanation:
You do 425 -625 too see how much more money she needs
you get 175 . then each lawn is 25 so 175 divided by 25 is 7 . so she has mow 7 lawns
I would go with -15 that’s what I came up with