Question

If two sides of triangle are 18 cm, 10cm and the perimeter is 42 cm. Then the 3rd side and area of the triangle are

• A. 14 cm
• B. 16 cm
• C. $21\sqrt{11}{cm}^2$
• D. $28\sqrt{11}{cm}^2$

Answer 1

Answer: (A), (C)

The correct options are
A 14 cm
C $21\sqrt{11}{cm}^2$