1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
alexandr1967 [171]
3 years ago
7

What’s the area and the circumference of a circle with diameter 8m?

Mathematics
1 answer:
MatroZZZ [7]3 years ago
8 0

Answer:

50.24

Step-by-step explanation:

8÷2 is the radius. 3.14×4^2=50.24 m^2

^= where the exponent is supposed to go

You might be interested in
What is an equation of the line that passes through the points (4,-2) and (-1,3)
Paraphin [41]

Answer:

<h3>The slope is -1.</h3>

Step-by-step explanation:

To find an equation of the line that passes through the points, you have to use the slope formula.

Slope:

\Rightarrow \sf{\dfrac{y_2-y_1}{x_2-x_1} }

y2=3

y1=(-2)

x2=(-1)

x1=4

Solve.

3--2/-1-4=5/-5=-1

The slope is -1.

4 0
1 year ago
Read 2 more answers
Alice separated her pictures into 3 piles. Each pile contained 9 pictures. How many pictures did she have in all? Write and solv
GarryVolchara [31]
27 total pictures.     9x3=27

4 0
3 years ago
Read 2 more answers
The sum of a number x and 5 equals 14.
Fudgin [204]
Sum means addition so the equation is x+5=14

To get the answer, just do 14-5 and the answer is 9
4 0
3 years ago
I need help with this :/
hoa [83]

Answer:

Plz mark me brainliest!!!!

Step-by-step explanation:

0

90

180

270

380

6 0
3 years ago
When exercising, the maximum heart rate (r ) in beats per minute is modeled by the equation shown in the box, where (a ) represe
worty [1.4K]

Answer:

186 beats per minute

Step-by-step explanation:

The maximum heart rate (r ) in beats per minute is modeled by the equation :

r = 220 - a ...(1)

Where

a is age of the person in years

If Sanchez age is, a = 34 years

Put a = 34 in equation (1)

r = 220 - 34

= 186 beats per minute

Hence, the maximum heart rate is 186 beats per minute.

7 0
3 years ago
Other questions:
  • A square field measures 900 square meter what is the length of one side of the field
    15·2 answers
  • Kite DCFE is inscribed in circle A shown below.
    5·2 answers
  • If I'm making 82 dollars an hour how much did I make in 7 days
    11·2 answers
  • How does using models to find 2.4 - 1.07 is similar to using models to find 240 - 107.​
    8·1 answer
  • HELP PLEASE! Step by step
    15·1 answer
  • Will demand curves have the same exact shape in all markets? If not, how will they differ? What does an upward-sloping supply cu
    12·1 answer
  • The label on a 1 and a half pound bag of wildflowers seeds states that it will cover an area of 375 square feet. Based on this i
    10·2 answers
  • Is the given value of the variable a solution of the equation? Write yes or no. The first one is done for you. 1. x  1  5; x 
    8·1 answer
  • In a class election, 30 students voted for Emerald and 15 students voted for Beau. What percent of students voted for Beau?
    14·2 answers
  • Simplify the expression given below.
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!