Explanation

The formula for the perimeter of an equilateral triangle is P = 3 × side.

Given P = 15 cm, solving 15 ÷ 3 = 5 cm.

Explanation

Fathom means سمجھو

Comprehend means سمجھو

Explanation

Since it's a square garden, all sides are equal. To find the length of one side, take the square root of the area:

√2704 m² = 52 m

Explanation

Sand is primarily composed of silicon dioxide (SiO₂), formed when silicon and oxygen combine.

It is a common natural material found in deserts, beaches, and riverbeds.

Explanation

"Mine" is a possessive pronoun that shows ownership.

It replaces a noun phrase like "my car" to avoid repetition.

Explanation

Explanation

"Cut" is an irregular verb because its past tense and past participle forms are the same: cut – cut – cut.

Laugh, shout, paint are regular verbs that follow the pattern of adding -ed in past tense.

Explanation

Daily spending = 35 rupees, so for 7 days: 35 × 7 = 245 rupees.

Simple multiplication gives the total weekly expenditure.

Explanation

The infinitive phrase "to sleep" is modifying the noun "day", telling what kind of day.

Since it describes or qualifies a noun, it functions as an adjective.

Explanation

Given an = n²:

a13 = 13² = 169

a20 = 20² = 400

The sum of the 13th and 20th term is:

169 + 400 = 569