The length of an isosceles triangle is 3 cm and the length of the base is 4 cm. What is the perimeter?
一个等腰三角形腰长3厘米，底边长4厘米，周长是多少？
<gadget id="calculator">4 + 3 + 3</gadget>
<output>10</output>

<result>10</result>