Question
Asked Mar 24, 2019

Please provide detailed explanation, easy to understand. 

Calculate angles A through F in
the roof of the house. Note:
The rafters are parallelograms
and so the opposite lines are
parallel
4.
56
56
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Calculate angles A through F in the roof of the house. Note: The rafters are parallelograms and so the opposite lines are parallel 4. 56 56

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Expert Answer

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Step 1

To calculate the angles through in the roof of the house.

From figure, it is observed that the rafters are parallelograms and so the opposite lines are parallel.

label the figure as follows.

 

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Step 2

From figure, PQRS and RSTU are parallelograms.

It is known that, the opposite angles of the parallelogram are equal.

Therefore, = 56° and  ∠TSR = 56°.

It is known that, the consecutive angles of the parallelogram are supplementary.

Therefore, A°+56° = 180°.

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Step 3

The angle is calcula...

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Math

Geometry

Mensuration

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