In concave quadrilateral ABCD, the angle at A measures 40°. AABD is isosceles, BĆ bisects ZABD, and DC bisects ZADB. What are the measures of ZABC, LADC, and Z1? A

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A: We can solve the problem by law of cosine.

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Q: Inside the square ABCD are the points E, F, G and H  such that the triangles ABE, BCH, CDG and DAF…

A: We have to find the ratio of the area of the square ABCD and the area of the quadrilateral EFGH.

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Q: Find the length of each side of the quadrilateral shown below, rounded to the nearest tenth

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Q: 23) What is the area of the smaller triangle? 18 cm 6 cm 12 cm Area of a triangle = , bh o 4 cm2 o…

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A: We have to find the smallest angle.

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A: A rectangle has all four angles equal to 90 degrees and two pairs of its sides are equal in length.…

Q: 6. Andrea loves Geometry so much that she wants her birthday cake this year to be in the shape of a…

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Q: a triangle has sides with lengths of 7 yards, 10 yards, and 15 yards. Is it a right triangle ?

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Q: etermine the length of side QR in the following triangle: 13 cm 70 4 cm R

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Q: A square is an example of an isosceles trapezoid. O True False

A: Explanation of the solution is given below...

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A: Given, A rectangle ABCD AC = 26AD = 24 We have to find m∠BAC.

Q: In A RST, which side is the longest? Remember the sum of the angles in a triangle must equal 180°.

A: We are given the following triangle. Now, ∠T=180°-57°-61°=62°. Since ∠T>∠S>∠R⇒RS>RT>TS.…

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Q: A rectangle (length is larger than width) is cut by a diagonal line. What kind of triangles are…

A: Clearly, from defination of rectangle  We have the following properties of rectangle:  1) opposite…

Q: Consider the following figure. A ABCD D Given: Find: B A In OO, OA = 15, BC = 18, and CD = 12. AABCD…

A: Given: A circle inscribed in a quadrilateral with center O, OA=15, BC=18, and CD=12 Find the area of…

Q: There are two squares, square ABCD and suquare ABEF. The side of both square is 12 cm. Find the area…

A: There are two squares ABCD and ABEF. The side of the square is 12 cm.

Q: n ABCD, 2C = ZB, BC = 15 and DB = 8. Find the length of CD.

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Q: APQR has side lengths of 8, 10, and 6. AABC is similar to APQR and AABC has a hypotenuse of length…

A: Given data is : ∆PQR has side lengths of 8, 10, and 6∆ABC~∆PQR∆ABC  has a hypotenuse of length 12To…

Q: the sides of a triangle lot measure 25m, 35m, and 47m. Find the area of the lot

A: Find area of the triangle using the given sides 25m , 35m , 47m Apply Heron’s formula

Q: 112 B edt 66 114 68 112 110 angle B= angle C= angle D=

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Q: If BD is the angle bisector, then what is mLABC? A 75x+ 2)° D (7x-6) B-

A: Given: The line BD is the angle bisector of the ∠ABC. m∠ABD=5x+2°. m∠CBD=7x-6°. Since, the line BD…

Q: What is the measure of the largest angle in a triangle with sides 3,6, and 7

A: In a triangle, angle which is opposite to greatest side will be greatest. Use the Cosine rule of…