A triangle has vertices A(2, 0), B(6, 0), and C(4, 9). What is the area of the triangle? no links please

This is so hard and it’s for a test

What is the prime factorization of 23 ?me with this question

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π