NEED HELP NOW WILL GIVE BRAINLEISTb) Calculate the area of the red triangle to find the area of the garden. Show your work. (2 points)​

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

Katie wants to collect over 100 seashells. she already has 34 seashells in her collection. each day, she finds 12 more seashells on the beach. katie can use fractions of days to find seashells. write an inequality to determine the number of days, dd, it will take katie to collect over 100 seashells.