If m|CE =100°m|CA=110° and |CR is a diameter.

Q: Use reference angles to find the exact value of the expression csc 7π/6. Do not use a calculator.

A: We need to find the value of the given expression Using reference angles.

Q: Divide the angle sin 45 by 0.3 Sin 45 0.3

A:

Q: Find the period of - xCn) = ucn) - un-7)

A: If any function is periodic the x(n) = x(n+T)

Q: etermine the value of sin, cot, and sec, if the terminal side lies along like y=-2/7x in QIV?

A: We have to find the value of sinθ , cotθ and secθ

Q: 1+ cot? x = csc² x

A:

Q: n triangle ABC find side length a. SinA= 0.5, <B= 45, b= 20

A: We can find the value of side length 'a' in the below steps.

Q: m21 260 Measure of <1=

A: We can see the figure here, tangent t making an angle with a chord of the circle. We know that when…

Q: If alpha= -163 degrees and beta =31 degrees, what is the measure of theta?

A: Given:

Q: Find the altitude of the isosceles triangle if theta= 54degrees and b=5feet. round answer to…

A: Let ABC be triangle and h be the altitude. Angle A=angle C

Q: the distance from A to D is 32 feet. Use the informa-tion in Figure 4 to solve for x, the distance…

A: We have, AD=32, DC=x and BC=h

Q: Use reference angles to find the exact value of the expression cot(7π/4). Do not use a calculator.

A: Given expression is cot7π4.

Q: If v = 3i - 7j and w = -i + 4j, find the magintude of w - v. Round to one decimal place.

A: Given query is to find the magnitude of the following vector.

Q: If a quadrant? 3 02 01 - = arcsin(-.78) then a is in which 04

A: Sin-1(-x) = -sin-1(x)   sin-1(0.78) = 51.26050

Q: In ΔOPQ, the measure of ∠Q=90°, QO = 5.9 feet, and OP = 8 feet. Find the measure of ∠P to the…

A: We have to use analytical trigonometric geometry.

Q: If cot x = (9/40) . Find the values of cscx and secx

A:

Q: If m∠ABC=115°, find m∠ADB.

A: Given : m∠ABC = 115° Then, m∠ABC + m∠ADB = 180° m∠ADB = 180° - 115° m∠ADB = 65°

Q: Use a calculator to approximate sec 31.7 degree a. 0.850 degree b. 0.5255

A: Using calculator we get, cos (31.7 degrees) = 0.850811 (approximately)

Q: s cot (coshx) dx 6. Cschx

A: To find: The integration of ∫cot6cos hxcsc hxdx. Formula used: ∫cos hx dx=sin hx+C ∫xndx=xn+1n+1+C…

Q: Write sin Q in terms of s and

A: Explanation and solutions is given below.....

Q: Find csc θ if cot θ = −48/55 and sin θ > 0.

A: