3 years ago

What is the perimeter of semicircle with radius of 3cm

Mathematics

2 answers:

EleoNora [17]3 years ago

8 0

Answer:

15.42 cm

Step-by-step explanation:

perimeter of semicircle = πr + 2r

=3.14*3 + 2*3

=9.42 + 6

=15.42

sergiy2304 [10]3 years ago

4 0

Answer:

198/7

Step-by-step explanation:

perimeter of semi circle= (pi) x r + d

= 22/7 x 3 + 6

= 198 cm

You might be interested in

Traveling 1,200 miles in 4 hours

Dafna1 [17]

Answer:

speed is 240 miles per hour

Step-by-step explanation:

3 0

3 years ago

Read 2 more answers

A student was assigned to read a book over 5 days. On the first day, she read 25 pages. On the second day she read 45 pages, on

nignag [31]

Answer:

Hint : They are a all common factors of 5

Step-by-step explanation:

You divide each of them by 5 then add them all together then you will get your answer.

Good luck!

7 0

3 years ago

Which of the following is a repeating decimal when converted to decimal form?

Agata [3.3K]

I believe the answer is 1/3

7 0

3 years ago

There are 56 trees in an apple orchard. They are arranged in equal rows. There are 8 trees in each row. How many rows of apple t

Amiraneli [1.4K]

56 ÷8=7

Hope it helped

8 0

3 years ago

Read 2 more answers

Mike runs cross country. He runs 7 miles in 56

kondor19780726 [428]

It will take him 120 mins as he runs 8 minute miles

4 0

3 years ago