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Hi;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
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Hi bobbym,
The solutions 124 and 125 are correct. Brilliant!
126. If the centroid of a triangle is at (1,3) and two of its vertices are (-7,6) and (8,5), then find the third vertex of the triangle.
127. Find the angular elevation (angle of elevation from the ground level) of the sun when the length of the shadow of a 30 meter long pole is
meters.It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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Hi;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solutions 126 and 127 are correct. Immaculate!
128. If a sum of two consecutive odd integers is 20, find the numbers.
129. Find the equation of a straight line passing through the point (1,2) and perpendicular to the line y = 7.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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Bassaricyon neblina
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Hi Olinguito,
The solutions 128 and 129 are correct. Excellent!
130. Factorize:-
.It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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Hi;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solution 130 is perfect. Excellent!
131. Find the value of 'a' and 'b' if
is a perfect square.It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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Bassaricyon neblina
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Hi;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi Olinguito and bobbym,
Splendid, bobbym!
132. Find area of the quadrilateral formed by the points A(6,9), B(3,7), C(4,2), and D(7,4).
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solution 132 is correct. Brilliant!
#133. If A = {4, 6, 7, 8, 9}, B = {2, 4, 6}, and C = {1, 2, 3, 4, 5, 6}, then find
.It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Bassaricyon neblina
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Hi;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi Olinguito and bobbym,
The solution 133 is perfect. Brilliant, Olinguito and bobbym!
134. If (7,3), (6,1), (8,2), and (P,4) are the vertices of a parallelogram taken in order, find the value of P.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solution 134 is correct. Splendid!
135. Find the values of
in terms of x and y if and136. Find the value of
.Remember,
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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Hi,
137. Find the sum of all natural numbers between 300 and 500 which are divisible by 11.
138. Find the total area of 12 squares whose sides are 12 centimeters, 13 centimeters, ..... 23 centimeters respectively.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solutions 137 and 138 are correct. Splendid!
139. The vertices of Δ ABC are A(2,1), B(6,-1), and C(4,11). Find the equation of the straight line along the altitude from the vertex A.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solution 139 is perfect. Marvelous!
140. If
141. Factorize :
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
Hi;
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
Offline
Hi bobbym,
The solutions 140 and 141 are correct. Splendid!
142. Find the centroid of the triangle whose vertices are A(4,-6), B(3,-2), and C(5,2).
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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