All categories

2 years ago

The circle is 5.1 cm what is the diameter and radius of the circle

Mathematics

1 answer:

Andrews [41]2 years ago

4 0

Answer:

Step-by-step explanation:

C=2πr

5.1cm=2×3.14×r

5.1cm=6.28r

r=0.8cm

d=0.8cm×2

d=1.6cm

You might be interested in

Select all of the following that are quadratic equations.

kifflom [539]

A quadratic equation is one in which the highest exponent of x is 2.
$7x^2+14x=0$ is quadratic; the highest exponent is 2.
x³-3x²+1=0 is NOT quadratic. The highest exponent of x is 3, not 2.
5x-7=0 is NOT quadratic. The highest exponent of x is 1, not 2.
x²+3x-5=0 is quadratic; the highest exponent of x is 2.
x-5=9x+7 is NOT quadratic. The highest exponent of x is 1, not 2.
x²-x=3x+7 is quadratic; the highest exponent of x is 2.

5 0

3 years ago

What is the answer???

atroni [7]

Answer:

it is a 90 degree angle

Step-by-step explanation:

because the little square in the corner

5 0

2 years ago

Read 2 more answers

Round 2.794 to the tenths place

viva [34]

2.8

The tenths place is right after the decimal, so when we round 2.794 to the nearest tenths place, we get 2.8

Hope this helps! Have a good day :)

8 0

2 years ago

Jacob earns $7.25 an hour at his part-time job, and earns $9 each time he mows the lawn for his mother. He graphs the amount of

olchik [2.2K]

Answer: $7.25 at part-time job

$9.00 every time lawn mowed

so he would get 33.33 day so we will just say 33 times to get 300 dollars if he gets $9 for mowing. And 41.37 hours to get $300 and he would have to use x and y graph to find the boundary line.

Step-by-step explanation:

7 0

2 years ago

Solve the equation 6x/3=4/3

Aliun [14]

Answer:

x = 2/3

Step-by-step explanation:

Do butterfly multiplication and solve. the 3's cancel and divide 4 by 6.

8 0

2 years ago

Read 2 more answers