can someone help with these two questions...I will give medals and fan..? 7. The perimeter of a rectangle is 50 feet and its area is 154 feet. What are the dimensions of the
rectangle?
8. Stephanie is a very good soccer player. She can kick a soccer ball with an initial velocity of
21.3 m/sec. The function that represents the height of the ball with respect to time is ℎ 𝑥 =
−4.9𝑥2 + 21.3𝑥. About how many seconds will it take for the ball to hit the ground?

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