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Phổ biến Word Problems >

The radius of a circle is 4.3 cm. Find the chu vi to the nearest tenth.

Lời Giải

T h e r a d i u s o f a c i rc l e i s 4.3 c m . F in d t h e c i rc u m f ere n ce t o t h e n e a res t t e n t h .

Lời Giải

c i rc u m f ere n ce : 27.02 c m

Các bước giải pháp

Given:

r a d i u s : 4.3 c m

Chu vi hình tròn đã cho

r = 4.3 : C = 27.01769 \dots

c i rc u m f ere n ce : 27.02 c m

Ví dụ phổ biến

4 times the sum of a number and 4 If a number divided by 7 is increased by −59, the result is −41 borrows 7990 for 1 year at 17.5% interest how much does he pay at the end of the year Marshall earned some money doing odd jobs last summer and put it in a savings account that earns 7% interest compounded quarterly. After 10 years, there is 400.00 in the account. How much did Marshall earn doing odd jobs?Find the balance if 30000 is invested in an account paying 8.5% interest compounded continuously for 7 years.