A regular pentagon and an equilateral triangle have the same perimeter. The perimeter of the pentagon is 5 ( 1/2x - 1 ) inches.
The perimeter of the triangle is 3 ( x - 5 ) inches.
What is the perimeter of each figure?
O 9 inches
O 15 inches
o 20 inches
O 45 inches

The cross-sectional areas of a right triangular prism and a right cylinder are congruent. the right triangular prism has a height of 6 units, and the right cylinder has a height of 6 units. which conclusion can be made from the given information? the volume of the triangular prism is half the volume of the cylinder. the volume of the triangular prism is twice the volume of the cylinder. the volume of the triangular prism is equal to the volume of the cylinder. the volume of the triangular prism is not equal to the volume of the cylinder.

Pls as soon as ! will award brainliest and 20 ! also the answer is not 22.5 degrees! find the value of x in each case:

Two trains leave stations 546 miles apart at the same time and travel toward each other. one train travels at 95 miles per hour while the other travels at 115 miles per hour l. how long will it take for the two trains to meet