Given that a and b are legs of a right triangle and c is the hypotenuse. Solve for the missing length using the Pythagorean Theorem.

a = 7 b = 9 c= ?

A. c= 130
B. c= 65
C. c=2 sqrt{65}
D c = c=s qrt{130}

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Masons cell phone company charges $0.12 for every text message he sends plus $2.50 per month if mason sent 25 messages this month how much money does he owe the one with the correct answer and explanation gets 10 points and is marked as the brainliest answer