Question 5. Is AABC equilateral? Justify your answer. Recall: There is 180° in a triangle. Hint: Add the expressions, set = 180. Then, substitute the value of x into each expression to determine the angle measure C 4х- 20 3x x + 40 A B

Q: ala. Fina me measure OF each numbered angle. 57

A:

Q: Solve?

A:

Q: Triangle A DEF is a Right triangle, where angle F = 90", side d = 19, side f = 38. Find the measure…

A: In △DEF, m∠F=90° d=19f=38 Use sine law in △DEF: sinDd=sinFfsinD19=sin90°38sinD=1938sinD=12…

Q: Find the measure of each angle. -4x-26x ..... - 4x = - 26x = (Simplify your answers.)

A: We have to find

Q: Indicate whether the statement is true or false. According to the Angle-Addition Postulate, m∠ABD +…

A: Given,          An angle is shown below :

Q: The formula for an obtuse triangle is >² +b³ . O True O False

A: In a triangle, if one of the interior angles is greater than 90° or an obtuse angle. It is known as…

Q: Which angle is the coterminal to 212 degrees in standard position?       572 degrees   -402…

A: Given query is find coterminal angle.

Q: A ramp is used to load suitcases on an airplane. If the cargo door is 7 feet from the ground and the…

A: Each acute angle of a right triangle has the following trigonometric ratios. SINE The ratio of…

Q: Fill in the blank with an appropriate word. Two angles, the sum of whose measures is 180°, are…

A: We fill in the blank with an appropriate word. Two angles, the sum of whose measures is 180 are…

Q: Triangle ABC is inscribed in a circle. The smaller arcs, AB, BC, and CA are respectively 2x, 3x, and…

A: The objective of the question is determine the angles of the triangle.

Q: The correct expression is 315° +. (Type an equation using n as the variab Give an expression that…

A: Given that: Angle = 315°