15 out of 200 is represented as 15/200 and to find the percentage we will use 100 and x because we don't know the percentage so it will be x/100. It will look like the picture. We get 1500 because we cross multiply. Then we divide by 200 and we get 7.5. Therefore it is 7.5%
180-70-30=80 The answer is 80 The two triangles are the same. Corresponding angles of congruent triangles are equal. A triangle's three angles add up to 180 degrees.
