15B. एउटा सोलीको अर्धव्यास र छड्के उचाइ 7 : 25 को अनुपातमा छन् । यदि यसको पुरा सतहको क्षेत्रफल 2816 वर्ग से.मि. भए छड्के उचाइ पत्ता लगाउनुहोस् ।
The radius and slant height of a cone are in the ratio of 7 : 25. If its total surface area is 2816 sq. cm, find
the slant height.
गोलीको सतहको नाफल-मियमको याचारको अर्धव्यास 7 से मिल। सोलीको छडके उचाइ

How do you find the area of a triangle

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18