Texas Instruments TI-34 MultiView Handbuch PDF herunterladen (Seite 26)

26

Example Radian mode

³

Problem

Find angle A of the right triangle below. Then calculate angle

B and the length of the hypotenuse c. Lengths are in meters.

Round results to one decimal place.

Reminder:

Tan

-1

%B 6

1 E <

Cos 5 V %B 2

60 E <

Tan q " < -

%B 3 g P 4 " E

<

Tan

-1

%B 6

1 E <

r

Cos 5 V %B 2 g P 4

" E <

tan A = therefore m

±A = tan

-1

m

±A + m±B + 90Ä = 180Ä

therefore m

±B = 90Ä - m±A

c =

7

3

---

7

3

---

⎠

⎞

⎝

⎛

3

2

7

2

+

c

B

A

3

7

C

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