Answer:
Answer: 175 cm²
From the given picture the surface area of square pyramid = Area of square+Area of 4 triangles.
Area of square = side^2=7^2=49 cm^2 By the way "^" means exponent sorry for the late reply
For triangles, base of triangle b=7 cm
Height of triangle= 9 cm
Area of square pyramid =Area of square+Area of 4 triangles.
Explanation: