In quadrilateral PQRS, ∠P and ∠S are opposite angles.
No. It ends after 6 digits.
The evaluation of the expression (-3)² is incorrect the correct answer will be (-3)²=+9.
<h3>What is an expression?</h3>
Expression in maths is defined as the collection of the numbers variables and functions by using the signs like addition,substraction, multiplication and division.
Here we have an expression in the question:-
= (-3)² = (-3 x -3 ) = 9
So the answer of the question will be 9 because the multiplication of the two negative sign is always positive.
To know more about expression follow
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Answer:
Rs20
Step-by-step explanation:
C.P=Rs180
S.P=Rs200
profit =S.P-C.P
=Rs200-Rs180
=Rs20
Answer:
137°
Step-by-step explanation:
Basically, its the reverse of question 1.
With angle x, you can find out that the opposite angle is 360 - 106 = 254°
the angle is twice the size of angle y as said in the corcle theorems.
254 divided by 2 = 137°
(please correct me if im wrong, i feel like im missing something)
