What is the perimeter of ABCD? & What is the measure of angle D?

Q: In Triangle ABC, a =15, b=12 and c=10. Determine C.

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

Q: In APQR (not shown), PQ = 1.5, PR = 2, and QR = 2.5. List the angles in order of size, starting with…

A: Given that, In the triangle PQR, PQ=1.5, PR=2  and  QR=2.5 The sides of the triangle PQR, follow the…

Q: Which triangles are similar to ADEF? A. ADFG B. AEGF C. AFEG D. AGDF

A:

Q: Which set of numbers could be the lengths of the sides of a triangle? A. {3,6,9} B. (6,7,13) OC.…

A: We are required to:

Q: Marcus drew two adjacent angles. a. If ZABC has a measure one-third of ZCBD, then what is the degree…

A:

Q: Given the two angles and one side below, construct triangle PQR.

A: given P and Q two angles in a triangle . see 2nd step.

Q: a = Why? 56 b =. Why? C = Why? d = Why? e = Why?

A:

Q: Determine if the two triangles are similar or not. M с. N H L

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Q: hich of the following side lengths could form a triangle 07,7, 15 21,24, 43 O32, 35 , 39 O 10, 21,…

A: *Concept:- for the formation of the triangle of side length a, b & c, any two sides choosen will…

Q: The measure of angle B is degrees. A B 120° D 240

A: Answer is mentioned below

Q: 3. Find the measure of the angle included by the segments A B and AD D

A: We have to find the measure of the angle included by the segments A B and AD

Q: heter and area of the 10" 5" 3"

A:

Q: Which triangles are similar to APQR? R APRS AQSR ARQS

A: All the triangle are similar to the given triangle.

Q: 3. Find angle C 6. 5.

A: A=s(s-a)(s-b)(s-c) where s=a+b+c2 and the sides length are a,b,c. Here a=8,b=5,c=9 s=8+5+92=222=11…

Q: Does the symbol represent a line, segment, ray, or length?a. PQ b. PQ c. PQ d. PQ

A: Definition used -   Here we can see a part of the line between two points is called line…

Q: Which angle is coterminal with 1600 ?a. 5000 b. -700

A: Given angle is 160°

Q: C. P.

A: Solutions

Q: C. Identify the kinds of angles according to angle measure. 1.67 2. 142° 3.98° 4. 146° 5. 171°

A: If an angle measures less than 90° then it is called acute angle. If an angle measures greater than…

Q: ABCD is a rectangle CD= 6. Find, to the nearest degree, the measure of angle E. B 11 C 11 A…

A: Since you have asked multiple question, we will solve the first question for you as per our guide…

Q: A 20 E B D 55 40 C

A:

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…

Q: The exterior angle of a regular polygon measures to be 9°. How many sides does the polygon have? 40…

A: The relation between the number of sides and the exterior angle measurement of a regular polygon is…