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1. Find the circumferenceand area of the circle.Leave your answerin terms of pi. Circumference = Area = π units2 π units d = 16 2. Find the perimeterand area of theright triangle. perimeter = Area = units2 4 units 8 12 3. Find the perimeter of the rectangle below. p = (4x + 3) units p = (2x + 6) units p = (4x + 6) units x x + 3 4. Find the area of the rectangle below. A = (2x +6) units2 x A = (x2 + 6) units2 x + 3 A = (x2 + 3x) units2 5. A polygon has vertices at (0, 0), (-4, 0), (0, 8), and (-4, 8). Find the perimeter of this polygon. units 6. A polygon has vertices at (0, 0), (-4, 0), (0, 8), and (-4, 8). Find the area of this polygon. units2 7. The area of a triangle is 48 square centimeters. The base length is 12 cm. What is the height of the triangle? cm ? 8. The side of a square is 14 inches long. What is the area of the square? 56 in2 169 in2 28 in2 196 in2 9. A painting has 15 congruent rectangles, all outlined in a red paint. Each rectangle is 3 inches by 5 inches. How many total inches of red paint will be on the painting? (no rectangles overlap) inches 10. The area of a square is 400 square meters. What is the side length of the square? 200 meters 20 meters 400 100 meters 10 meters ? |