2. (a) Use an isometry to find angle ABC when A = 0, B = ½, and C = 벌. (b) Now compute ACB, and thus find the angle sum and area of the triangle.

Q: Let 7 = and 7 =. (a) Find 7. (b) Are 7 and orthogonal? Why or why not? (c) Find the cosine of the…

A:

Q: Construct a positive co-terminal angle and a negative co-terminal angle at 45 °

A: Positive co-terminal of θ angle is = θ + 3600Negative co-terminal of θ angle is = θ - 3600When θ =…

Q: Find a · b, Ja| = 8, |b| = 3, the angle between a and b is 2t/3

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Q: A cable man is looking down from the top of a telephone pole at an angle of 14°. The pole is 30 feet…

A: where , x= horizontal distance from the bottom of the pole

Q: Mo is on a baseball team and hears that a ball thrown at a 44 degree angle from the ground will…

A: Given, Mo is on a baseball team and hears that a ball thrown at a 44 degree angle from the ground…

Q: A triangle is formed between the points A (-3,-2), B(5,-2), and C(5,13). What is the sine of the…

A:

Q: Find the angle between u= (-4,-1) and v (1,-4) to the nearest tenth of a degree. %3D The angle…

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Q: what is the formula for the angle A

A: The angle A in the given diagram can be calculated using the dot product formula between two…

Q: If ā · b = 2 and ā x b= (-2,4, 6), find the angle between ā and b.

A:

Q: (40) Find one negative angle coterminal to angle = 7″. 6

A: Angle = 7π6

Q: Find the angle between u and v.

A: Given data: The first vector given is u=<2,1,3>. The second vector given is v=<1,0,-4>.…