Answered

Determine the measure of ZA.

45.6°
57.7°
55.2°
32.3°

Determine The Measure Of ZA 456 577 552 323 class=

Sagot :

Shanissaid

Step-by-step explanation:

Cos A = 40^2 + 25^2- 34^2 ÷ (2×40×25)

= 200+625-1156 ÷ (2000)

= 1069 ÷2000

Cos A = 0.5345

A= cos inverse 0.5345

A = 57.7

Answer:

57.7

Step-by-step explanation:

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