1. Chapter 7 Jeopardy Pythagorean Theorem Finding Angles Solving Triangles Angles of Elevation and Depression Review 10 20 30 40 50

4. Do 14, 48, and 50 make up a Pythagorean Triple?

6. Can √2, 9, and √84 be the sides of a right triangle?

7. Find m<E.

8. If sinA=.5736, find A.

9. Find m<H

10. Find m<C.

11. In right triangle ABC, if sinA=3/5, find A.

15. The perimeter of an equilateral triangle is 60 meters. Find the length of an altitude.

16. The altitude of an equilateral triangle is 8m. What is its perimeter?

17. A 20 ft. extension ladder is leaning against a building. The base of the ladder is 3 ft. from the base of the building. What is the angle of elevation that the ladder makes with the ground?

18. A pilot flying at 5000ft finds the angle of depression from the plane to the runway to be 13°. How far is the runway from the point directly beneath the plane? Round to the nearest tenth.

19. A large balloon blowing in the wind is attached to the end of a 40m string. If the angle of elevation the string makes with the ground is 67°, how high is the balloon. Round to the nearest tenth.

20. A fire truck has a 50 ft. extension ladder mounted on top of it. The base of the ladder is 8 ft. off of the ground. The largest angle that the ladder can make with the truck is 80°. What is the highest the ladder can reach?

21. Kayla and Rebekah are flying kites. Kayla has let out 130 yards of string and the angle of elevation to her kite is 69°. Rebekah has let out 150 yards of string and the angle of elevation to her kite is 58°. Whose kite is highest and by how much?

22. A polygon with 9 sides.

23. Which must be true in order for line r to be parallel to line m? a. b. c. d.

24. In the line segment below, MN is 31. What is MO?

25. Triangle ABC is isosceles with vertex angle A. If AB=5x-7 and AC=9x-23, find the perimeter of the triangle?

26. Find the equation of a line that is perpendicular to the line 4x – 6y = 12 and passes through the point (6,2).