find the value of sin2 30 + cos2 60 + tan2 45

plz answer fast

# find the value of sin2 30 + cos2 60 + tan2 45

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Answer:tan^2 45 + cos^2 30 + sin^2 60

= 1 + 3/4 +3/4

= 4+3+3 / 4

= 10/4

= 5/2

Answer = 7/4

Explanation:

= ( 1/2)^2 + 2(1/2)^2 + 1^2.

=1/4+1/2 +1

=7/4.

(sin 30°= 1/2

cos 60° = 1/2

tan 45° = 1 )