# geometry

posted by .

ABCD is an isosceles trapezoid. mAngle SymbolABC= 3x+10 and mAngle SymbolBAD=4x-5. Solve for x.

• geometry -

The sum of ABC and BAD is 180 degrees.
7x + 5 = 180
x = 25 degrees.

## Similar Questions

1. ### geometry

Given Isosceles trapezoid ABCD. AB = 3x - 4 and CD = x + 12. Find AB. Isosceles trapezoid A B C D is drawn. 2 8 16 20
2. ### geometry

Solve for x, given that ABCD is an isosceles trapezoid, AC = 2x + 12, and BD = 4x - 30.
3. ### Math

Given a trapezoid ABCD with AD parallel to BC. The diagonals AC and BD are congruent. Prove that ABCD is an isosceles trapezoid.
4. ### Math

Given a trapezoid ABCD with AD parallel to BC. The diagonals AC and BD are congruent. Prove that ABCD is an isosceles trapezoid.
5. ### Geometry

Abcd is an isosceles trapezoid with a(10,-1) b(8,3) and c(-1,3). Find the coordinates of d
6. ### Check my work plz?

2. If mangle sign1 = 53°, what is mangle sign4?
7. ### Math cca

1. Name a pair of vertical angles. angle sign2 and angle sign5 angle sign2 and angle sign6 angle sign3 and angle sign4 angle sign5 and angle sign6 2. If mangle sign1 = 43°, what is mangle sign4?
8. ### Math

2. If mangle sign1=37°, what is mangle sign4?
9. ### Geometry

"Given quadrilateral ABCD with A(0,0) B(4,2) C(3,3) and D(1,2), prove that ABCD is a non-isosceles trapezoid" I don't understand how to put this as a proof, since I have to include formulas and reasons. Wouldn't a non-isosceles trapezoid …
10. ### Geometry

Quadrilateral ABCD is a parallelogram. If adjacent angles are congruent, which statement must be true?

More Similar Questions

Post a New Question