Aright cone has a radius of 13 cm and an altitude of 52 cm. find its surface area.

a. 2,668.7 cm2
b. 865.8 cm2
c. 849.5 cm2
d. 2,720.0 cm2

1234567891011 match the reasons with the statements in the proof. given: j | | k m 1 = m 3 prove: l | | m 1. j||k, m∠3 = m∠1 if lines are ||, then corresponding angles are =. 2. m∠1 = m∠2 if alternate interior angles are =, then lines are ||. 3. m∠2 = m∠3 substitution 4. l||m given

Use the distributive law to multiply. 3(4x + 5y + 6)

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?