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A square pyramid is shown. What is the surface area?

A square based pyramid, with bases labeled 3.5 centimeters and side length of triangle labeled 7 centimeters.

19.25 cm2
30.625 cm2
49.625 cm2
61.25 cm2

User Luis RM
by
8.7k points

2 Answers

4 votes

Answer:

61.25 thank you next

Explanation:

User Karim AG
by
8.1k points
3 votes
Given:
square based pyramid = 3.5 cm base
side length = 7 cm

Base Area = (3.5cm)² = 12.25cm²

Surface Area = Base Area + 2sl = 12.25cm² + (2 * 3.5cm* 7cm)
S.A = 12.25 cm² + 49 cm²
S.A = 61.25 cm²
User Mertez
by
8.3k points