What is the radius of the red circle? What is the radius of the blue circle?

Mathematics

1 answer:

Olegator [25]2 years ago

5 0

Red Circle:

First find the diameter

We can do that by counting the squares

Diameter:4

The radius is half of the diameter

4/2=2

Radius of the Red Circles:2

Blue Circle:

Diameter: 2

2/2=1

Radius of the Blue Circle:1

You might be interested in

What is the diameter of if the circumference of 14

Serggg [28]

Answer:

The diameter would be 4.456338407...

Step-by-step explanation:

This is because if the formula for circumference is C= D(pi) , to find the diameter it's the opposite. D= C/pi

3 0

3 years ago

How do you answer the equation -4r+11=4(1-r)+7?

kow [346]

Answer:

Any value of

makes the equation true.

All real numbers

Interval Notation:

(-Any value of

makes the equation true.

All real numbers

Interval Notation:

( ∞ ,∞ )

Step-by-step explanation:

3 0

2 years ago

Helllp please Find the area of The following figures. Dimensions are in centimeters.

lukranit [14]

Answer:

$\huge\mathfrak\red{Answer...} \\ \\ area \: of \: square \: = side {}^{2} \\ \\ side = \: 6 \: cm \\ \\ area \: of \: square \: = 6 \times 6 \\ \\ area \: of \: square \: = 36 \: cm.sq \\ \\ area \: of \: semicircle \: = (1 \div 2)\pi \: r {}^{2} \\ \\ radius = 2 \: cm \\ \\ area \: of \: semicircle = 6.28 \: cm.sq \\ \\ area \: of \: whole \: figure \: = 36 + 6.28 \\ \\ area = 42.28 \: cm.sq$