Question

PRACTICE EXERCISE 14.4
Using a protractor, draw an angle of measure 19% Comma the actor of the
Using a protractor, draw an angle of measure Conomer te sector of the age (NCRAT Em
sing a protractor draw an angle ABC of measure Coretan and More
INCERT
Ising a protractor, draw an angle of measure 159 Divide this ange into four court
Ising a scale and a compass, construct angles of measures
200
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Answer 1

Answer:

A chemical equation is the symbolic representation of a chemical reaction in the form of symbols and formulae, wherein the reactant entities are given on the left-hand side and the product entities on the right-hand side. ... The first chemical equation was diagrammed by Jean Beguin in 1615.

Answer 2

Step-by-step explanation:

Steps of construction: 1. Draw an angle ABC of 108o 2. With center B and any radius, draw an arc which intersects AB at P and BC at Q 3. With center P and Q and radius more than PQ/2 draw two arcs, which intersect each other at R. 4. Join BR therefore, ∠RBC = 54o