Question

In ΔMNO, the measure of ∠O=90°, the measure of ∠M=66°, and NO = 60 feet. Find the length of MN to the nearest tenth of a foot.

Answer 1

67

Explanation:

Answer 2

Answer: 65.7

Explanation:

sinM=

hypotenuse

opposite

​

=

x

60

​

sin

⁡

66

=

60

x

sin66=

x

60

​

x

sin

⁡

66

=

60

xsin66=60

x

sin

⁡

66

sin

⁡

66

=

60

sin

⁡

66

sin66

xsin66

​

=

sin66

60

​

x

=

60

sin

⁡

66

=

65.6782

≈

65.7

feet

x=

sin66

60

​

=65.6782≈65.7 feet