Question

Algebra 189
Å
Exercise 9.2
in terms of 7
of Z.
in terms of
ecall, in arithmetic we have come across expressions like 2 x 9 + 7,3 x 100 - 5
10 = 6 + 11 etc. These expressions are formed from the numbers 2, 9, 7, 3, 100, 5 and
on. To form expressions, we use all the four fundamental operations of arithmetic
dition, subtraction, multiplication and division. For example, the expression
bu
plying 2 by 9 and adding 7 to it.
1. If the side of an equilateral triangle is I, then express the perimeter of the triangle
2. The side of a regular hexagon is L Express its perimeter in terms
The length of an edge of a cube is l. Find the formula for the sum
of lengths of all the edges of the cube.
4. If the radius of a circle is r units, then express the length of a diameter of the circle
LLGEBRAIC EXPRESSIONS AND THEIR FORMATION​

Answer 1

Answer:

jsjsjsjsjsjskekeks to make a Tip-Top to make a Tip-Top to make a Tip-Top to make a Tip-Top to make

Step-by-step explanation:

HH Dalai Lama to make a Tip-Top to make a Tip-Top to make a Tip-Top to make a Tip-Top to make a Tip-Top

Answer 2

Answer:

given that

side of the equilateral triangle=l

In equilateral triangle all sides are equal

∴ side 1=side 2=side 3.

So, perimeter=l+l+l

=3l