Find a · b. |a| = 9,    |b| = sqrt(14),    the angle between a and b is 45°

Q: 35° 66° V

A: The sum of the angles of a triangle is equal to 1800. Using the given diagram, we need to calculate…

Q: The diameter of the wheels on your car (including the tires) is 25 inches. You are going to drive…

A:

Q: rx. 39 (9х-3)°

A: Sum of angles of a triangle is always 180°

Q: C A 120° 45 36 B

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Q: Red Mirror 4.7 ft- 50 -6 ft T Q Blue Mirror

A:

Q: Find the measure of R

A: Sum of the angles made on a straight line is 180°.

Q: sessmen 2 Simplify the expression. Write your answer as a power. (8°)9 = D %3D

A:

Q: What is in degree measure? 18 - а. -700 b. -105° с. -1400 d. -35°

A:

Q: Choose the angles that are coterminal with 315°. -45° -125° -225° -495° 45° 135° 225° 495°

A: Coterminal angles

Q: The Leaning Tower of Pisa was originally approximately 56 m high. If a surveyor trying calculate the…

A: This question can be solved using the sine rule of triangle.

Q: PORS is a trapezium in which |PS=9 cm, |QR| = 15 cm, W ZPQR= 90° and ZORS= 30°. Calculate the…

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Q: Fill in the blank for the special triangle. B a = a 450 A. 1

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Q: =8 centimeters​, A=15 square centimeters​, θ=​?

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Q: 60° (B 3a 2a А

A:

Q: A man is standing near a radio station antenna and observes that the angle of elevation to the top…

A: Redraw the diagram as shown below:

Q: 2. Find the height of a triangle in which A = 6x'y in? and b 4xy in. %3D

A: Use the formula for the area of a triangle.

Q: 54° 67°

A:

Q: Find a b. al -6, b| = 3, the angle between a andb is 2x/3

A:

Q: Determine the angle e in the design of the streetlight shown in the figure, where x = 2.3. (Round…

A:

Q: Let (- 20, 21) be a point on the terminal side of angle in standard position. Find the exact values…

A: Given: (-20,21)

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.