Solve sin^210^circ+sin^280^circ=

$$\sin ^ { 2 } 10 ^ { \circ } + \sin ^ { 2 } 80 ^ { \circ } =$$

Evaluate

$$0.9999999999999998765232099203379089$$

Solution Steps

Evaluate trigonometric functions in the problem

$$0.17364817766693033 ^ {2} + 0.984807753012208 ^ {2}$$

Calculate 0.17364817766693033 to the power of 2 and get 0.0301536896070458014258128850739089.

$$0.0301536896070458014258128850739089+0.984807753012208^{2}$$

Calculate 0.984807753012208 to the power of 2 and get 0.969846310392954075097397035264.

$$0.0301536896070458014258128850739089+0.969846310392954075097397035264$$

Add 0.0301536896070458014258128850739089 and 0.969846310392954075097397035264 to get 0.9999999999999998765232099203379089.

$$0.9999999999999998765232099203379089$$