Explanation

The sum of the interior angles of a polygon can be calculated using the formula:

(n-2) × 180°, where n is the number of sides.

For a hexagon, n = 6.

Sum of interior angles = (6-2) × 180°

= 4 × 180°

= 720°

Explanation

The correct sentence should be:

"The bird saw that an ant was sinking in the water."

Subject-Verb Agreement:

"An ant" (singular) requires the singular verb "was" (not the plural "were").

Correct: ...an ant was sinking...

Incorrect: ...an ant were sinking...

Explanation

Plants have a transport system (xylem and phloem) to move water, minerals, and food throughout the plant.

This system ensures that all parts get the nutrients and water needed for growth and survival.

Explanation

Ugly means بدصورت

Beautiful means خوبصورت

Explanation

Explanation

Accident means حادثہ

Explanation

A manuscript is a handwritten document.

A printed copy, which is produced by a machine or press.

Manuscript means ایک ہاتھ سے لکھا ہوا دستاویز

A printed copy of something means کسی چیز کی ایک چھپی ہوئی کاپی

Explanation

Achievement means کامیابی

Explanation

Chatting means گپ شپ

Gossip means گپ شپ

Explanation

Arteries are blood vessels that carry oxygen-rich blood away from the heart to the body.

They have thick, muscular walls to handle the high pressure of blood pumped by the heart.