PLEASE SOMEBODY HELP WITH THIS The measures of two angles of a triangle are 25° and 87°. Is the triangle acute, right, or obtuse? Explain.

A.
Acute; the measure of the third angle is 68°. So all three angles are acute.

B.
Acute; the measure of the third angle is 78°. So all three angles are acute.

C.
Obtuse; 25° + 87° = 112° and 112° is an obtuse angle.

D.
Right; 25° + 87° = 112° and 202°
−
112° = 90°.

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.

Three students, javier, sam, and corrine, participated in a fundraiser where people donated a certain amount of money per lap that the student ran. each student also had some initial donations that were collected before the run. the equations that represent each student's total donation, y, based on the number of laps ran, x, is shown below. match each equation with the correct rate of change for that student.

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year? show your work and explain your reasoning in the space provided below.