In the triangle ABC, it is known that ∠A=40°, ∠B is 5° greater than ∠A, then ∠C=how much.
在三角形ABC中，己知∠A=40°，∠B比∠A大5°，则∠C=多少．
<gadget id="calculator">40 + 5</gadget>
<output>45</output>

<gadget id="calculator">40 + 45</gadget>
<output>85</output>

<gadget id="calculator">180 - 85</gadget>
<output>95</output>

<result>95</result>