# Part 10

chapter 10

Chapter Test

Area

Results in the quiz.

1 . Find the area of ΔABC. The figure is not drawn to range.

* CORRECT: 23. 18 cm2

2 . Find the region of a parallelogram with vertices at P(–8, –3), Q (–7, 3), R(–9, 3), and S(–10, –3). * ACCURATE: 12 square units

several. A slide that is inches by inches is usually projected upon a display that is 3 feet by 7 feet, completing the display. What will always be the ratio of the area of the slide to its image on the screen? 5. CORRECT: 1: 12, 544

4. Discover the area of the triangle with ∠A = 86, b = 4 foot, and c = a few ft. Rounded your solution to two quebrado places. 2. CORRECT: a few. 99 ft2

5. Find the area of kite ABCD if BD = forty-eight cm, AB = 25 centimeter, and BC = 26. The kite is not really drawn to size.

* RIGHT: 408 cm2

6. The diagram displays a field. Find the cost of fertilizing the field at $0. 50 per square yard.

* CORRECT: $3360. 96

7. Find the area of the regular octagon with perimeter 48 cm.

* CORRECT: 173. almost 8 cm2

eight. Find the region of the circle. Use π = 3. 14.

5. CORRECT: six. 07 m2

9. Get the area of the regular hexagon with an apothem 17. 3 miles long and a side 20 a long way long. 2. CORRECT: 1038 mi2

10. A circle with a diameter of 2 in . and a square with 2-inch edges have the same centre. Find the area of the area that is inside the square and outside the ring. Use three or more. 14 for π.

* ACCURATE: 0. on the lookout for in. a couple of

11. Find the area from the rhombus.

5. CORRECT: 189 ft2

doze. A regular non-agon has a radius of 18. 8 cm. What is the length of the apothem? Round your answer to the closest tenth. 5. CORRECT: 17. 7 cm

13. Get the area.

5. CORRECT: 102. 9 yd2

14. Find the area of a triangle with vertices at D(2, 0), E(–1, 0), and F(2, –7).

* CORRECT: 15. 5 sq . units

12-15. Two trapezoids have areas 54 cm2 and 24 cm2. Find their very own ratio of similarity. 5. CORRECT: a few: 2

16. Find the spot of the standard polygon. Round your answer to the nearest 10th.

* ACCURATE: 110. 2 in. 2

17. A circle having a diameter of 11 ins and a...