kaiteDID

Use the three steps to solve the problem.
One of two complementary angles is 4 more than the other. Find the angles.
(Recall that complementary angles are angles whose sum is equal to 90 .)

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ganeshie8

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complementary angles add up to 90

ganeshie8

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so, if we let one angle =x,
other angle = x+4

ganeshie8

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step 1 : solve for x

kaiteDID

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86

ganeshie8

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correct !
x = 86

ganeshie8

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wait a sec, did we get x=86 ?

ganeshie8

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x + x + 4 = 90
2x + 4 = 90
2x = 86
x = ?

kaiteDID

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yes

ganeshie8

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x + x + 4 = 90
2x + 4 = 90
2x = 86
x = 86/2
= ?

kaiteDID

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43

ganeshie8

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thanks god !

ganeshie8

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:)

ganeshie8

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thats step 1,

ganeshie8

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step 2 : first angle = x = 43

ganeshie8

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step 3 : second angle = x+4 = ?

kaiteDID

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47

ganeshie8

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perfect ! good work !

kaiteDID

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thanks

ganeshie8

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np :)