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
Shkiper50 [21]
3 years ago
8

Find the volume of a Pyramid with dimensions of 7 cm and 8 cm for the rectangular base and a height of 12 cm. Round to the neare

st hundredth.

Mathematics
1 answer:
Ratling [72]3 years ago
4 0

Answer:

V = 224 cm³

Step-by-step explanation:

The volume of a pyramid is \frac{lwh}{3}

Plug in the numbers:

V = \frac{7x8x12}{3} = \frac{672}{3} = 224

You might be interested in
What are the solutions to the systems?<br><br> y=x^2-4x-2<br> y=x-2
kirill115 [55]
<span>y=x^2-4x-2
y=x-2

x^2-4x-2=x-2\\\\x^2-4x-2-x+2=0\\\\x^2-5x=0\\\\x(x-5)=0\\\\x=0 \ or \  x-5=0

x=0 or x=5 

y = x - 2
1)
x=0
y = 0 - 2= -2
2)
x=5
y=5-2=3

Answer
x=0 , y=-2
or
x=5 , y=3</span>
6 0
3 years ago
15) The diameter of a cylinder is 12 and height is 11. Find the surface area of the figure. ​
kirza4 [7]

Answer:

A=640.88

Step-by-step explanation:

if the diameter is 12, the radius , r=12/2=6

we have r=6, h=11

Surface area, A= 2πrh+2π r^2

A=2*3.14*6*11+2*3.14*(6)^2=640.88

7 0
3 years ago
A regular heptagon has sides measuring 26 mm and is divided into 7 congruent triangles. Each triangle has a height of 27 mm. Wha
Inessa [10]
567 square mm
because 27*7 is 189 an times 3 because each side has 3 sides so it equals to 567 square mm! :)

8 0
3 years ago
Triangle HIJ is dilated by a scale factor of 5 to form triangle H'I'J'. Side I'J' measures 75. What is the measure of side IJ?
love history [14]

Answer:

15

Step-by-step explanation:

I'J' is IJ with the scale factor of 5.

so (IJ) × 5= (I'J)

(IJ) × 5= 75

75 ÷ 5= 15

I am so sorry i did the math wrong in my head, the answer is 15 not 16.

7 0
3 years ago
3 times the measure of an angle is 14 less than the measure of its complement. What is the measure of the angle?
Andrew [12]
Let the angle be x complement 90-x so the equation will be 3x = 90-x-14 3x+x = 90-14 4x = 76 x=76/4= 19 90-x= 90-19 =71
7 0
3 years ago
Other questions:
  • Cameras R Us buys cameras at wholesale and sells them at a 40% markup. Use the diagram to find the wholesale price of a camera t
    8·2 answers
  • 9. Jady got a job at Yogurt land. She makes $17 per hour as a store manager. On Friday she worked 6 hours, on Sunday
    9·1 answer
  • "If 2x = 12, then x = 6."
    14·2 answers
  • Help, huh this problem isnt easy.. so yah
    12·2 answers
  • What does the inequality x + 3 ≤ 2 say? A number and three is at most two. A number and three is less than two. A number and thr
    5·2 answers
  • Solve for x. -ax+3b&gt;5
    9·1 answer
  • Two Step Equations<br><br> 9=5- 9/3
    15·1 answer
  • PLS HELP :( i’ve been trying to understand this but i cant. please explain this if you know how to do it pleaseee
    5·1 answer
  • Avery bought a washing machine originally priced at $864.72 but on sale for 30% off. After 4% sales tax, what was the total cost
    15·1 answer
  • In the figure above, the measure of &lt;BDE is 20 and CD is perpendicular to DE. What is the measure of &lt;ADC ?​
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!