Answer:

Step-by-step explanation:
A rectangular prism's surface area is
.
2·(10·5+2·5+2·10)=160.
The answer is 21 because times the bottom and top by 3 and 2 x 3 is 6 as there are 6 red pencils and 7 x 3 is 21.
Answer:
y=3
Step-by-step explanation:
4y-8+4=8
4y-4=8
4y-4+4=8+4
4y=12
4y/4=12/4
y=3
3.7321
Tan 75 degrees is the value of tangent trigonometric function for an angle equal to 75 degrees. The value of tan 75° is 2 + √3 or 3.7321 (approx).