Find the radian measure of the central angle of a circle of radius r = 40 inches that intercepts an arc of length s = 70 inches.

i used to know how to do this in 7th but i forget easily

step-by-step explanation:

2nd one in the first row is correct

here is your mark brainliest

answer: bea's uncle is 25 years old.

step-by-step explanation:

given the equation , we can say that the variable "x" represents the age of bea's uncle. then to find his age, we need to solve for "x":

we must add 15 to both sides of the equation:

now we need to divide both sides of the equation by 3:

therefore, we can conclude that bea's uncle is 25 years old.