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
slava [35]
4 years ago
15

Can u find the area of these please

Mathematics
1 answer:
Schach [20]4 years ago
4 0
Area of a rectangle can be calculated by multiplying the length by the height.
So:

l x w
3 x 13
39 cm squared

Area of a triangle can be calculated by multiply the length by the height and dividing by two. So:

1/2 x l x w
1/2 x 10 x 8
40 m squared 
 
You might be interested in
Use the parabola tool to graph the quadratic function f(x)=(x−4)(x+2). Graph the parabola by first plotting its vertex and then
Andrew [12]

Answer: erm... the vertex it (1,-9)

Step-by-step explanation:

i think i did it right....not good at this stuff

4 0
3 years ago
Read 2 more answers
Find the percent of change for #1-5
olga nikolaevna [1]

Answer:

1 50.1253%decrease

Step-by-step explanation:

\frac{399-199}{399}

=\frac{100}{399}

=0.501253

=50.1253

4 0
3 years ago
Find the product: -1(15)
luda_lava [24]

Answer:

-15

Step-by-step explanation:

It might help to factor out the expression further. You can factor it as:

(1)(15)(-)

7 0
3 years ago
If cos x = sin(20 + x) and 0° < x < 90°, the value of xis
natka813 [3]

Answer:

x= 35

Step-by-step explanation:

Cos x = Sin( 20+x)

 Sin ( 90 – x) = Sin(20+x)

 90 – x = 20+x  

 2x = 70  

 x = 35  

5 0
2 years ago
5/6−(1/8÷3/4) please help i will give brainliest
klemol [59]
The answer is 2/3 but if you want it in decimal form it is 0.6
7 0
3 years ago
Other questions:
  • I need help figuring out how 3(3) + 18 divided by 3(3) = 27
    5·1 answer
  • Please I need help! Due in two days
    15·1 answer
  • Cassandra earns $40 per day in her first job and d dollars per day in her second job.
    15·1 answer
  • an elevator can hold at most 2,500 pounds. if 10 adults with an average mass of 80 kilograms each get on the elevator, can the e
    15·2 answers
  • How do I find the value of x
    7·1 answer
  • Pls help me w this — show work work
    7·1 answer
  • Given f(x) = 3x^2+x+1 <br> g(x)+-2x-1<br> find (f+g)(-2)
    5·1 answer
  • Please help quick! I'm begging you!
    7·2 answers
  • HELP ME PLEASEEEE
    9·2 answers
  • Susan said that 10’5 is 50 what mistake did I Susan make what is the correct answer
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!