Answer:
91%
Step-by-step explanation:
The first step is to calculate the increase
= 1635-858
= 777
Therefore the percent increase can be calculated as follows
= 777/858 × 100
= 0.905× 100
= 90.5 %
= 91%
Hence the percentage increase is 91%
Im assuming the base of the triangle is 4cm. The volume is

.
If the dimensions are tripled, the base is 12, the height is 24, and the length is 18. The volume is

, which is 27 times bigger.
If you are increasing each side by a factor of x, you are multiplying the original by
Answer:
triangular prism - 9
rectangular prism - 12
triangular pyramid - 6
rectangular pyramid - 8
Step-by-step explanation:
You can find picture of the shapes online and count it yourself.
When converting from meters to centimeters, you have to multiply the number by 100 because there are 100 centimeters per meter.
8.6m x 100= 860cm
Quan bought 860 centimeters of fabric.