Basically, you just have to distribute and then add. Let's do that:
30.
Combine like terms (and this is your answer):
31. Same thing (except convert 1 and 1/5 to an improper fraction):
Hope this helped!
Perimeter: 2w+2l
We know the width and the perimeter, which is 18 and 76, so let's plug it in.
76=2(18)+2l
76=36+2l isolate the variable x!
40=2l
20=l
every length is 20 inches.
Answer:
20
Step-by-step explanation:
The figure can be broken up into 4 congruent right triangles
with sides of 3 and 4.
Which makes a classic 3-4-5 right triangle
The 5 side is on the perimater
4 * 5 = 20
Answer:
3*3*3=27
The answer is B 1 1/27
Step-by-step explanation:
As a formula:
volume = s3
where:
s is the length of any edge of the cube.
Read as "s to the power 3"
Hey there.I believe the answer is D.I hope this helps.