# Math

posted by .

Find the angle (Θ) for a terminal arm with the following coordinates(round to one decimal place):
(5,8)

• Math -

tan T = 5/8
T = tan^-1 (5/8)
= 32.0 degrees

• Math -

C(0,0), (5,8).

tanA = (8-0) / (5-0) = 1.6.
A = 58 deg.

• Sorry -

Henry is correct

## Similar Questions

1. ### math

round result to two decimal places...the answer i have is: 7.023 so two decimal places would it be: 702.0 You're asked to round to two decimal places. 7.023 = 7.02. Your answer has only one decimal place. so i guess my answer is wrong …
2. ### math

trigonometric functions/ radians the angle Ə is in the first quadrant, and cos Ə = 2/√5 a) draw a diagram to show the angle in standard position and a point P on its terminal arm b) determine possible coordinates for …
3. ### Math-Trig

Trig Questions- 1. Write the algebraic expression which shows Cos((ArcSin(4/X)), 2. Angle If Csc(-Θ)=15/4?
4. ### math-Trig

1. Write the algebraic expression which shows Cos((ArcSin(4/X)), 2. Angle If Csc(-Θ)=15/4?
5. ### Trigonometry

1. Find the exact value of the following (Think identity) Cos(2 Arccos(5/13)) 2. Solve the following equation for 0° ≤ Θ < 360° Sec(Θ)= tan(Θ) + cos(Θ)
6. ### Math Help Plz

The point (3,-8) is on the terminal arm of the angle x. Find sinx exactly and find x, in radians, to two decimal places. I don't how I should start this question. please help and thank you
7. ### Math

The point P(k,24) is 25 units from the origin. If P is on the terminal arm of an angle in standard position, find, for each value of k. a) The sin of the angle b) The cosine of the angle
8. ### Math

Obtuse angles A and B are in standard position. Point P(-3,4) is on the terminal arm of angle A. Point Q(-9,12)is on the terminal arm of angle B. How are the measures of angles A and b related?
9. ### geometry

Find the measure of one exterior angle of a regular polygon that has 21 sides. Round your answer to one decimal place. m∠exterior angle
10. ### Math

A standard football field is 100 yards long and 53 1/3 yards wide. A quarterback is standing on the 25 yard line, 25 yards from the left sideline, throws the ball to a receiver who is on the 35 yard line, 5 yards from the right sideline, …

More Similar Questions