Summative Test: A. Choose the letter of the correct answer 1. The area of nachos is 15x2 - 10x square centimeters. The base is 5x centimeters, which is the length of the height? a. 3% - 2 cm b. 3x + 2 cm C. 6% -4 cm 2. If the bahay kubo's door has a width of 4x + 9 meters and its area is 16x2 - 81 meter square, what is its length? a. 9x + 4 m b. 9x - 4 m 43 - 9 m​