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A. 2 cm B. 2√2 cm C. 4 cm D. 4√2 cm​
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A. 2 cm
B. 2√2 cm
C. 4 cm
D. 4√2 cm​

A. 2 cm B. 2√2 cm C. 4 cm D. 4√2 cm​-example-1
User Shavonn
by
6.2k points

1 Answer

4 votes

Answer:

.D. 4√2 cm

Explanation:

With reference angle 45°

base (b) = 4 cm

hypotenuse (h) = AC

Now

Cos 45° = b /h

1/√2 = 4 / AC

AC = 4√2 cm

User Clayton Hughes
by
7.4k points
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