WebJul 7, 2024 · ABCD is a rhombus with ∠ABC = 126°, find the measure of ∠ACD. Solution: ∠ABC = ∠ADC (Opposite angles of a rhombus) ∠ADC = 126° ∠ODC = × ∠ADC (Diagonal of rhombus bisects the respective angles) ⇒ ∠ODC = × 126° = 63° ⇒ ∠DOC = 90° (Diagonals of a rhombus bisect each other at 90°) In ΔOCD, ∠OCD + ∠ODC + ∠DOC = … WebThe correct option is A 27° ∠ABC = ∠ADC (Opposite angles of a rhombus) ∠ADC = 126° ∠ODC = 1 2 × ∠ADC (Diagonal of rhombus bisects the respective angles) ⇒ ∠ODC = 1 …
ABCD rhombus, AC:BD = 4:3 Perimeter ABCD = 20 cm Find: Area of ABCD
WebJul 17, 2024 · Given that ABCD is a rhombus, what is the value of x? See answers Advertisement calculista we know that The rhombus has the following properties: Consecutive angles are supplementary The diagonals bisect the angles so Divide by both sides solve for x therefore the answer is the option B Advertisement choixongdong 2x + … WebYes, you can determine if a quadrilateral is a rhombus just by using diagonals. This is done by: Seeing if the diagonals of a Rhombus bisect the angles, if they do it is a … be加过去分词表被动
ABCD is a rhombus AB = 6, m∠A = 60° Find: The height.
WebJul 1, 2024 · ABCD is a rhombus, ∠CAD = x°, ∠BDA = (x + 40)°. Find the equation in x Let the point where the diagonals intersect be E. Then, using the property of the rhombus ∠AED = 90°. We know, in a triangle that the sum of all the three interior angles equals 180°. So, we get, ∠AED + ∠BDA + ∠CAD = 180° ⇒ ∠BDA + ∠CAD = 180° - ∠AED WebABCD is a rhombus. DPR and CBR are straight lines. ∴ AD∥CR In APD and CPR ⇒ ∠APD=∠CPR [ Vertically opposite angles ] ⇒ ∠DAP=∠PCR [ Alternate angles ] ∴ APD∼ … WebDec 15, 2012 · Essay Answer-Rhombuses have 4 sides are all equal. So, ABC is congruent to CDA because AD is = to BC, along with DC being = to AB, and AC being = to AC. So … be作为前缀表示什么