Section C (10x3=30)
13.P(-2,-1), Q(-4,-2), R (-5, -4) and S (-3,-3) are the vertices of a quadrilateral.
Find the area of the quadrilateral PQRS.​

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?