Will mark brainliest

a. 42% b. 58%

Step-by-step explanation:

a. add the amount of boys together from the chart so:

39 + 24 = 63, and then to find the percentage it will be 63/ 150 because 150 is the total students and 63 is just boys, and it has to multi[ly 100 because u want to change it percentage and 100 does represent %:

63/150 times 100 = 6300/150 = 42%

b. same with questions a instead add the students under the watching television column. 63 + 24 = 87, now do the same thing to convert it to percentage form:

87/150 times 100 = 8700/150 = 58%

v = 1/3 a^2h

step-by-step explanation:

if the height is 57.7cm and the height of the slant edge is 18.2cm, then the volume is 1/3 a^2h.

answer: answer is b.

[m < b = 120º]

step-by-step explanation: