12. Mathematical Connections Find the length of the diagonal of the isosceles trapezoid. Then find the length of the fourth side. 4 80° 4 4

Q: Classify the triangle. Be as specific as possible. 59 3x +5 2x + 16 Classify by sides: Classify by…

A: The triangle has angles 59, 3x+5 and 2x+16

Q: Show that the points (a,a),(-a,-a) and (-V3a, v3a) are the За vertice of an equilateral triangle.…

A: Given the co-ordinate of a triangle Let A=(a,a)B=(−a,−a)C=(−3a,3a)

Q: Julie works at the amusement park with the maintenance crew. She needs to replace a string of…

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Q: I keep on forgetting how to find the area of a parallelogram.

A: Here we find the are of parallelogram.

Q: Determine the length of the altitude from vertex B to side b of triangle ABC if c = 14 cm, a = cm,…

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Q: Select all shapes with perpendicular diagonals O Square Parallelogram O Rhombus Kite Rectangle

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Q: L4y-2 2x+10 15+x K 8-y N Warning: Numeric response only Type your answer..

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Q: Graph the points A(-5, 0), 5(3, 2), C(5, 6), and D(-3, 4). Then showthat ABCD is a parallelogram by…

A: Given  The points A(-5, 0), 5(3, 2), C(5, 6), and D(-3, 4) , and  ABCD is a quadrilateral .

Q: nd the perimeter and area for the shape with the given points:(1,1),(6,-1),(6,7).

A: Given: Three points of triangle (1,1),(6,-1),(6,7).

Q: Draw completely with label the following quadrilaterals. A trapezoid of height is 12 meters, has 22…

A: Let's draw quadrilaterals.

Q: The architect designing a building decides that it would be best for the roof to have an…

A: Then by law of cosine for the above triange we havecosA=b2+c2-a22bc

Q: Find the missing height of the parallelogram described. b = (x+ 4) yd, h = yd, A = (5x + 20) yd²

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Q: ABCD IS A PARALLELOGRAM. 7 = AD-CD, AD = 15. CALCULATE HALF OF THE SQUARE OF DOUBLE PC

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Q: Wendy is skiing along a circular ski trail that has a radius of 2.8 km. She starts at the 3-o'clock…

A: To determine the angle swept in radians and the number of kilometers that Wendy skied.

Q: Sarah is building a cottage.The cottage is 30 meters wide. Sarah purchased 20 meters of long beams…

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Q: P is the pint of concurrenhy for the perpendicular besector oof ABC. PC = 13cm. Find AP and PB

A: Let's Solve,