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Q 1/31
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the branch of mathematics dealing with the relations of the sides and angles of triangles and with the relevant functions of any angles.
30
Geometry
Calculus
Algebra
Trigonometry
Q 2/31
Score 0
In a right triangle, the ratio of the side opposite / the hypotenuse
30
Secant
Tangent
Sine
Cosine
31 questions
Q.
the branch of mathematics dealing with the relations of the sides and angles of triangles and with the relevant functions of any angles.
1
30 sec
Q.
In a right triangle, the ratio of the side opposite / the hypotenuse
2
30 sec
Q.
In a right triangle, the ratio of the side adjacent / the hypotenuse
3
30 sec
Q.
In a right triangle, the ratio of the side opposite / the side adjacent
4
30 sec
Q.
A mnemonic device to help remember the relationship of the three trig relationships (Sine, Cosine, or Tangent) and the sides they represent. Sine = opp / hyp ; Cos = Adj / hyp ; Tan = opp / adj
5
30 sec
Q.
Longest side in a right triangle; opposite the right angle.
6
30 sec
Q.
In a right triangle, the sides that include the right angle; in an isosceles triangle, the pair of congruent sides.
7
30 sec
Q.
A triangle that has a 90 degree angle.
8
30 sec
Q.
in a right triangle the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the legs A²+B²=C²
9
30 sec
Q.
The leg next to the given angle in a right triangle.
10
30 sec
Q.
The angle above horizontal that an observer must look to see an object that is higher than the observer; it is congruent to the angle of depression
11
30 sec
Q.
Θ - variable used in trigonometry to indicate an angle measure
12
30 sec
Q.
The leg of a triangle not used to create the angle of reference.
13
30 sec
Q.
Triangles that have the same shape but are not necessarily the same size; they have equal corresponding angles and proportional side measurements.
14
30 sec
Q.
Two angles whose sum is 90 degrees.
15
30 sec
Q.
What is Sin A ?
16
30 sec
Q.
What is Cos A?
17
30 sec
Q.
What is Tan A?
18
30 sec
Q.
What is Sin B?
19
30 sec
Q.
What is Cos B?
20
30 sec
Q.
What is Tan B?
21
30 sec
Q.
What is sin(x)?
22
30 sec
Q.
What is cos(x)?
23
30 sec
Q.
What is tan(x)?
24
30 sec
Q.
A nursery plants a new tree and attaches a guy wire to help support the tree while its roots take hold. An eight foot wire is attached to the tree and to a stake in the ground. From the stake in the ground the angle of elevation of the connection with the tree is 42º. Find to the nearest tenth of a foot, the height of the connection point on the tree.
25
30 sec
Q.
From the top of a fire tower, a forest ranger sees his partner on the ground at an angle of depression of 40º. If the tower is 45 feet in height, how far is the partner from the base of the tower, to the nearest tenth of a foot?
26
30 sec
Q.
Find the shadow cast by a 10 foot lamp post when the angle of elevation of the sun is 58º. Find the length to the nearest tenth of a foot.
27
30 sec
Q.
A ladder leans against a brick wall. The foot of the ladder is 6 feet from the wall. The ladder reaches a height of 15 feet on the wall. Find to the nearest degree, the angle the ladder makes with the wall.
28
30 sec
Q.
A radio station tower was built in two sections. From a point 87 feet from the base of the tower, the angle of elevation of the top of the first section is 25º, and the angle of elevation of the top of the second section is 40º. To the nearest foot, what is the height of the top section of the tower?
29
30 sec
Q.
A ladder leans against a building. The foot of the ladder is 6 feet from the building. The ladder reaches a height of 14 feet on the building. Find the length of the ladder to the nearest foot.
30
30 sec
Q.
A ladder leans against a building. The foot of the ladder is 6 feet from the building. The ladder reaches a height of 14 feet on the building. Find to the nearest degree, the angle the ladder makes with the ground.
