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Find the area of a parallelogram from its base and perpendicular height

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Question 1

A parallelogram has a base of 17 cm and a perpendicular height of 3 cm. Its slanting side is 7 cm. What is its area?

A parallelogram has a base of 17 cm and a perpendicular height of 3 cm. Its slanting side is 7 cm. What is its area?
Question 2

A parallelogram has a base of 13 cm and a perpendicular height of 14 cm. Its slanting side is 19 cm. What is its area?

A parallelogram has a base of 13 cm and a perpendicular height of 14 cm. Its slanting side is 19 cm. What is its area?
Question 3

A parallelogram has a base of 11 cm and a perpendicular height of 9 cm. Its slanting side is 12 cm. What is its area?

A parallelogram has a base of 11 cm and a perpendicular height of 9 cm. Its slanting side is 12 cm. What is its area?

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