Calculate the area of triangle ABC with altitude CD, given A (−7, −1), B (−1, 5), C (0, 0), and D (−3, 3). 9 square units 18 square units 18.5 square units 21 square units

Find the x-intercept and y-intercept of the line. 3x + 5y = −15

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.