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Serga [27]
3 years ago
3

A decorative steel frame is shown below

Mathematics
1 answer:
N76 [4]3 years ago
5 0

Answer:

552.78

Step-by-step explanation:

45 x 6 =270

2πr = r x 2 x 3.142 = 45 x 2 x 3.142 = 282.78

270 + 282.78

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In bulk, jelly beans cost 18 cents per ounce. What is the cost of the jelly beans in dollars per pound?
lana [24]
The answer is $2.88 Per pound
6 0
4 years ago
if the unicorn seat on a merry-go-round is 5 feet from the center, and the merry-go-round completes a full rotation in 6 seconds
monitta
Well, You would divide 5 into 6 to get 0.8333.  The unicorn travels 0.8333 in one second.  Which is your answer. 

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4 0
4 years ago
Which quadratic equation has roots - 2 and 1/5 :
Sladkaya [172]

Answer:

5 {x}^{2}  \:  +  \: 8x \:  - 2 \:  =  \: 0

Step-by-step explanation:

sum \: of roots =  - 2 +  \frac{1}{5}  = - \frac{8}{5}  \\ product \: of \: roots =  - 2 \times  \frac{1}{5}  =  -  \frac{2}{5}  \\ from \: general \: equation \\ a {x}^{2}  + bx + c = 0 \\  {x}^{2}  +  \frac{8}{5} x  \: -   \frac{2}{5}  = 0 \\ 5 {x}^{2}   \:  +  \: 8x \:  - 2 \:  =  \: 0

7 0
3 years ago
13) Ayla's lunch bill was $8.70 and Harley's was $10.30. The girls' uncle paid
Otrada [13]

Answer:

$2.85

Step-by-step explanation:

First, add the bill up ($8.70 + $10.30 = 19). So now you need to find what 15% of $19 is...To find the percentage of something you need to turn it into a decimal, 0. (whatever the percentage number is). So in this case, 19 times 0.15, which is a tip of $2.85.

5 0
3 years ago
Read 2 more answers
on a road trip the scale is 1 inch = 20 miles? Blue springs and Warrensburg are 4 inches apart on the map. what is the actual di
Vlad1618 [11]

Answer:

80 miles

Step-by-step explanation:

20×4=80

8 0
3 years ago
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