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please answer these questions experts

Q-2.1The length of the hypotenuse of Triangle C is _____

I. 1 unit

II. √2 units

III. √3 units

IV. 2 units

Q- 2.2 Calculate the perimeter of triangle D.

I. 3√5 units

II. (3+√5) units

III. √5 units

IV. (√3+5) units

Q- 2.3 Which triangle has an area of 1sq. unit ?

I. A
II. B

III. C

IV. D

Q- 2.4 What would be the area of triangle I?

I. 1 sq. unit

II. 2 sq units

III. 3 sq. units

IV. 4 sq. units
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