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
AveGali [126]
3 years ago
9

Evaluate the expression 3.14(a2 + ab) when a = 4 and b = 3

Mathematics
1 answer:
barxatty [35]3 years ago
7 0

when a=4 and b=3,

3.14((4 x 2)+ (4 x 3)) = 3.14(8+12) = 3.14 x 20 = 62.8

You might be interested in
20 points SEND HELP SMART PEEPS IF YOU KNOW THE ANSWER PLEASE HELP
4vir4ik [10]

Answer:

19

Step-by-step explanation:

on edge 2020

4 0
3 years ago
Read 2 more answers
What is the area of the figure? The figure is not drawn to scale.
lora16 [44]
Top triangle((6X9)/2)=27square 7x9=63 parallelogram 7X9=69 right triangle ((7X6)/2)=21 so 27+63+63+21=174
6 0
3 years ago
Click the current chart and drag it into the workspace. Measure the current flowing through the circuit and record the current b
Snowcat [4.5K]

show me a example please

Step-by-step explanation:

\

6 0
4 years ago
to make a chocolate ice cream you need about 3/8 pounds of chocolate how many pounds of chocolate will you need to make 4 batche
marin [14]
Well since you're using 3/8 and you need to make 4 batches, you need to multiply 3/8 with 4 it would equal 12/8 or 1 4/8 (I could be wrong but this is my answer hopefully this helps) :) <span />
4 0
4 years ago
3x-8 i nedd help finding what x represent
seropon [69]

8/3

divide both sides by 3 and you get x=8/3

7 0
3 years ago
Other questions:
  • Find two square numbers which a<br> Have the sum of 130
    11·1 answer
  • Veronica's weekly salary at Fry^ prime s is \$579.25. What is her annual salary
    12·1 answer
  • 5(2x - 8) + 15 = -15 <br> what is the solution? what are the steps to find the solution?
    6·1 answer
  • A person has body fat percentage of 17.2% and weighs 171 pound how many pounds of her weight is made up of fat
    13·1 answer
  • Six times a number x and was added to 90 and the result is -42. What is the number​
    7·1 answer
  • Which of the statements about the following quadratic equation is true? 6x^2-8=4x^2+7x
    8·2 answers
  • Find S^20 if the series 1 + 1.1 ..... is a (a) arithmetic (b) geometric
    13·1 answer
  • Judy has 2 3/4 bags of rock that she wants to use in her yard. Each bad will cover 310.2 sq ft. How many square feet will Judy b
    7·1 answer
  • Can you please help with this please!!!!!!i need this please answer 5-8 please actually answer please
    7·2 answers
  • Are all squares rectangles?<br> O yes<br> O no
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!