Can someone please help? Work needs to be shown and needs to be formatted using the shown formulas Calculate the area and perimeter of the polygon using the coordinates using the following formulas
Perimeter (Triangle): P = a+b+c
Area (Triangle): A = bh
.

Also using Midpoint formula & Distance formula (shown in picture)

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

Find the coordinates of point x that lies along the directed line segment from y(-8, 8) to t(-15, -13) and partitions the segment in the ratio of 5: 2.

Kai walked one and two-thirds of a mile on saturday and four and one-sixth of a mile on sunday. how many miles did kai walk?