Ahotel wants to put a fence around a circular spa. the radius of the spa is feet. if the fence is built along the immediate edge of the spa, what is the perimeter of the fence? (recall that the perimeter of a circle is , where r is the radius of the circle.)

Carmen ayer en el mercado compro 3/4 kg de guayabas, 6/8 kg de peras, 1/2 kg de naranjas ¿cuantos kilogramos de fruta compro?

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?