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Mathematics
Complementary angles
If angle $A$ and $B$ are complementary and $A=5x+8$ and $B=x+4$ what are the measurements of each angle?
Mathematics
Complementary angles
The sum of two complementary angles is $90$ degrees. If one of the angle measures $9$ degrees more than twice the other. Find the measure of the smaller angle?
Mathematics
Complementary angles
If $\sin {\text{3}}A$ =$\cos \left( {A - {{26}^ \circ }} \right)$ where $3A$ is an acute angle, find the value of $A$.
Mathematics
Complementary angles
Find the complement of each of the following angles $35^\circ$
A. $55^\circ$
B. $145^\circ$
C. $35^\circ$
D. None of these
Mathematics
Complementary angles
Triangle $DEF$ in the figure is the right triangle with $\angle E = {90^ \circ }$ .
What type of angles are $\angle D$ and $\angle F$ ?

A). They are equal angles
B). They form a pair of adjacent angles
C). They are complementary angles
D). They are supplementary angles

Mathematics
Complementary angles
If the supplement of an angle is $130{}^\circ$ then find its complement.
Mathematics
Complementary angles
Find the angle which is half of its complement?
Mathematics
Complementary angles
Find the angle which is four times its complement.
Mathematics
Complementary angles
Write the complement angle of: $\dfrac{2}{5}$ of ${70 ^\circ}$ .
Mathematics
Complementary angles
If the sum of measures of two angles is ${{90}^{\circ }}$, then the angles are ___________.
Mathematics
Complementary angles
If true then enter 1 and if false enter 0.
Can two obtuse angles be complementary to each other?

Mathematics
Complementary angles
What is a real-life example of a complementary angle?

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