Ex. 3 Find BF if D is the circumcenter of ABC, AC=9, DE=1.83, and DF=1.53. 41.5²1.83²-CD² 0 1.83 C me a &

Q: Name the marked angle in 2 different ways. R S

A: There are different ways we can name an angle for identification.

Q: Consider angle -315. Name the smallest positive angle that is coterminal with the angle above.

A: To name the smallest positive angle that is coterminal with – 315.

Q: Triangle XYZ, where XZ = 30, 2X = 30°, ZZ = 90° and YZ = h. Find missing side and angle.

A: Use trigonometric identity and angle sum property

Q: A flagpole is 3 meters tall. What is the angle of elevation of the sun when the horizontal shadow of…

A: Given

Q: The height of a tower is 175feet and it casts a shadow of 78 feet. find the angle elevation fUM the…

A: The height of a tower is 175 feet and it casts a shadow of 78 feet.

Q: What is the angle of Angle A in a right triangle whose hypotenuse is 23cm and opposite side is 12cm?

A: Please see the diagram on the white board. It aptly explains the question. ABC is the triangle right…

Q: lal = 7, |b| = 4, the angle between a and b is 30°

A: Given:     To determine:

Q: 59 T. MZRPS = %3D 201

A:

Q: determine the degree measure of an angle that is 2pi/5

A: We need to determine the degree measure of an angle 2π5

Q: Draw the angle 8π/3 in standard position.

A: Given the angle in terms of Radian measures          angle(θ)=8π3…