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2ND PERFORMANCE TASKS: PRECALCULUS First Semester S.Y. 2021-2022 INSTRUCTIONS: Read and analyze each problem carefully and solve for what is asked. Show complete solution on a separate sheet of paper. (Rubrics: illustration-1 pt. solution-2 pts. properly labeled answer-2 pts) 1. A rectangle is inscribed in a circle with an equation x2 + y? = 25. What is the largest possible area of the rectangle? 2. Balcony-sized solar cooker have been designed with a diameter of 160 cm. The sun's rays reflect off the parabolic mirror toward the "cooker" which is placed 32 cm from the base. How deep is the solar cooker? 3. The arch of a bridge is in the shape of a semi ellipse having a horizontal span of 40 m and a height of 16 m at its center. How high is the ach 9 m to the right or left of the center? 4. An explosion was heard by two stations 120 km apart. If the explosion was heard in Fi 2 sec before it was heard from F2, identify the possible location of the explosion. Use 340 m/s as the speed of sound