The radius of a semicircle is 4 centimeters. What is the semicircles permiter?

What is the value of x in the equation 6(x + 1) – 5x = 8 + 2(x – 1)?

The circumference of a redwood tree trunk is 20π ft, and it is 100 ft tall. what is the approximate volume of the redwood tree trunk? 1,000π ft3 10,000π ft3 4,000π ft3 40,000π ft3

The sides of a parallelogram are 24cm and 16cm. the distance between the 24cm sides is 8 cm. find the distance between the 16cm sides