Unit 2-3 Lesson 6
In a right triangle, side b is 12 meters and the hypotenuse (side c) is 15 meters. How long is side a? a. 9 m b. 12 m c. d.
A
A guy wire is staked 40 feet from a 60-foot pole. How long is the guy wire? a. 44.7' b. 72.1' c. d.
B
An equilateral triangle is also called a(n) ? triangle. a. 30-60-90 b. equiangular c. obtuse d. scalene
B
How long is side b in a right triangle if side a is eight feet and the hypotenuse (side c) is 8 (SqrRoot of 2) a. 2 (SqrRoot of 8) b. 8' c. 13.9' d. 16'
B
In a right triangle, side a is four inches and side b is five inches. How long is the hypotenuse (side c)? a. 3" b. 6.4" c. 9" d.5 sqr.root of 2
B
In a triangle, if angle A is 37° and angle C is 87°, what does angle Bmeasure? a. 53° b. 56° c. 65° d. 124°
B
Triangle ABC is a(n) ? triangle. The lengths of the sides of triangle ABCare seven feet, seven feet, and a. 30-60-90 b. 45-45-90 c. obtuse d. scalene
B
A worker is standing 60 feet from the base of a utility pole and determines that at ground level, he or she would need to look up at a 45° angle to see the top of the pole. What is the height of the pole? a. 30' b. 45' c. 60' d. 90'
C
The angles of a certain right triangle are 30°, 60°, and 90°. The side opposite the 30° angle is two meters and the hypotenuse is four meters. What is the length of the side opposite the 60° angle? a.3(SqrRoot of 2) b.4 (SqrRoot of 2) c.2(SqrRoot of 3) d.4 (SqrRoot of 3)
C
Triangles DEF and LMN are similar. If angle D is 32° and angle E is 69°, what is the measure of angle N? a. 32° b. 69° c. 79° d. 101°
C
When two triangles are ? , the corresponding angles have the same measure and the corresponding sides are proportional. a. cloned b. identical c. similar d. symmetrical
C
If angle A is 45°, angle B is 33°, and angle C is 102°, the triangle is an ? triangle. a. acute b. equilateral c. isosceles d. obtuse
D
The three sides of a triangle measure 116 feet, 106 feet, and 96 feet. This is a(n) ? triangle. a. equilateral b. isosceles c. right d. scalene
D
A right triangle is also an acute triangle. Select one: True False
False
A triangle with sides of six feet, seven feet, and 8 1/2 feet is a right triangle. Select one: True False
False
The hypotenuse of a right triangle is the side opposite the acute angle. Select one: True False
False
A worker's job is to run underground conduit diagonally across a lot that measures 400 meters by 50 meters. There are 405 meters of conduit available, which will be enough conduit to do the job. Select one: True False
True
If two triangles are congruent, their corresponding sides will have the same length. Select one: True False
True
The hypotenuse is the longest side of a right triangle. Select one: True False
True
Triangle ABC is a right triangle. The lengths of the sides of triangle ABC are five feet, five feet, and Select one: True False
True
