Of the number of students in the cafeteria, 40% are girls. there are 20 girls in the cafeteria how many students are in the cafeteria

Will give brainliest b. describe the function over each part of its domain. state whether it is constant, increasing, or decreasing, and state the slope over each part.

Determine the area of a triangle with (see picture below)

Which of these side lengths could form a triangle a) 2 cm , 2 cm , 4 cm b) 3 cm , 5 cm , 10 cm c) 3 cm , 4 cm , 5 cm d) 4 cm , 8 cm , 15 cm