In the figure, triangle ABC has a right angle at B and ZA = 55°. If CD is the bisector of 2ACB, find ZCDB. A.

Q: E C A In the figure, we have a pentagon; if zC = D = ZE , what is the mzD? D

A: Explained below...

Q: Consider the triangle AABC Where Ã= 0 B= and C= 1 Find the coordinates of the vertices of the dual…

A: Consider the triangle ∆ ABC and

Q: Let ä= and b =. Find k so that a and b will be orthogonal (form a 90 degree angle). k=

A: .

Q: On O0, draw arc BC and radii OB and OC.

A: The arc is defined as the part of circumference of a circle and the radius of a circle is the…

Q: The points P: (-2,0,0), Q: (0,1,1) and R: (1,2,1) are givena. determine the angle in the triangle…

A: Solution  a) To determine the angle at corner Q in triangle ΔPQR, we can use the dot product…

Q: Consider the triangle ABC where A(1,3,5), B(-2,1,0), and C(0,1,-1). Find the angle ∠A, ∠B, and ∠C.

A:

Q: egular hexagon. Find the value of x.

A: Given fig is a hexagon, which have  six sides First we can calculate external angle then internal

Q: In the diagram below, trapezoid ABCD, with bases AB and DC, is inscribed in circle O, with diameter…

A:

Q: An airplane makes a trip from city L to city P, which is located 213 km away from city L and on the…

A: From city L to city P, distance is 213 km, the course 148⁰. And From city P to city F, distance is…

Q: If C is the right-half of the unit circle in the counter-clockwise direction, what is S zdz? 2ni Ti…

A: The complex line integral is denoted by ∫γf(z)dz  and defined by,…

Q: In circle of center O, CA, AB and CD are secant. If α=80° and β=50°, then angle "x" measures?

A: Vertical angles are formed when two lines meet each other at a point.. They are always equal to each…

Q: Is the triangle ABC with vertices A(3, 2, -1), B(6.3.0) and C(-3, 1, 4) acute, right or obtuse? Note…

A: Given :A3,2,-1B6,3,0C-3,1,4

Q: Identify the triangles that are similar to ARSQ. Select all that apply.

A:

Q: 32 A quadrilateral ABCD is inscribed in a circle. Its diagonals inter- sect at X. If AB = 100°, BC =…

A: m∠DXC = 90°  Explanation:

Q: Exercise 1.12. Determine the cosine of the angles of the triangle whose vertices are A = (2,-1, 1),…

A: We can find the length of all the three sides then with the help of cosine rule of triangle we will…

Q: 5. x + y 10x + 8y + 16 = 0 %3D -

A: Consider the following equation of curve:…

Q: A unit cube (whose length, width, and height are 1 unit each) with a vertex at the origin lies in…

A:

Q: Let P, Q, and R be the points at1 on the x-axis, 2 on the y-axis, and 3 on the z-axis, respectively.…

A: