Drag a statement or reason to each box to complete this proof. Given: Quadrilateral ABCD with m∠A=(7x)°, m∠B=(5x)°, m∠C=(7x)°, and m∠D=(5x)°. Prove: x = 15

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Valu asked May 15, 2023

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Drag a statement or reason to each box to complete this proof.

Given: Quadrilateral ABCD with m∠A=(7x)°, m∠B=(5x)°, m∠C=(7x)°, and m∠D=(5x)°.

Prove: x = 15

Drag a statement or reason to each box to complete this proof. Given: Quadrilateral-example-1

Mathematics
high-school

Valu asked May 15, 2023

by Valu

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15 votes

2)
$m\angle A+m\angle B+m\angle C+m\angle D=360^(\circ)$

3) Substitution property

4) Combine like terms

Sagar Patel answered May 20, 2023

by Sagar Patel

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