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tensa zangetsu [6.8K]
3 years ago
13

A circular dinner plate has a radius of 20 centimeters. Find a. the circumference of the plate and b. the area of the plate. Use

3.14 for π.
Mathematics
2 answers:
miv72 [106K]3 years ago
8 0

Answer:

Step-by-step explanation:

circumferrence is = 125.6

2*3.14*20

area is = 1256

3.14*20^2

gayaneshka [121]3 years ago
7 0

Answer:

The area is approximately 1256.64         The circumference is approximately 125.66

Step-by-step explanation:

This is because to find the area of a circle you square the radius and multiply by Pi. To find circumference, you can multiply the Diameter (twice radius) by Pi.

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Ed deposited $6000 into a savings account 4 years ago. The simple interest rate is 3%. How much does Ed have in his account now?
Serga [27]

Answer:

$200,000

Step-by-step explanation:

6,000×100=600,000

600,000÷3=200,000

So $200,000

8 0
3 years ago
Read 2 more answers
Find the slope of a line that passes through the following points<br> (-1,-5), (3,-3)
svet-max [94.6K]

Answer:

m=\frac{1}{2}

Step-by-step explanation:

defition of  slope(m) of a line:

m=\frac{Y_b-Y_a}{X_b-X_a}

A=(-1,-5)=(Xa,Ya)  then Xa= -1 and Ya= -5

B=(3,-3)=(Xb,Yb) then  Xb=3 and Yb= -3

m=\frac{-3-(-5)}{3-(-1)} \\\\m=\frac{-3+5}{3+1} \\\\m=\frac{2}{4} \\\\m=\frac{1}{2}

8 0
2 years ago
Plz help me well mark brainliest if you are correct!..
koban [17]

Answer:

8

Step-by-step explanation:

all numbers must be positive when you have the lines on the side

8 0
3 years ago
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What’s the distance between (-3,-5) and (-2,-4)
joja [24]

Answer:

2.82843

Step-by-step explanation:

it was what i got

3 0
3 years ago
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Thank u so much if u can get me the answers and the work for them. :)
Licemer1 [7]
6. Answer: B
Length of 1 side is 6
Perimeter is 6×6 = 36
5 times larger
Length of one side 6×5 = 30
Perimeter is the 30×6 = 180
180/36 = 5 Perimeter is 5 times greater

7. Answer: H
Find the whole number of squares in the shape given - 22 squares
22 × 10ft = 220 feet

8. Answer: F
((12-3)×3) + (4×3) = (9×3) + 12
= 27 + 12
= 39 ft^2

9. Answer: C
6 0
3 years ago
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