结果1 题目 In a triangle PQR, PQ = QR and PR = 15 cm. The height of the triangle is 12 cm. What is the area of the triangle PQR? A. 54 cm^2 B. 108 cm^2 C. 216 cm^2 D. 432 cm^2 相关知识点: 试题来源: 解析 B 反馈 收藏 ...
8=|PR-QR|<PQ<|PR+QR|=32 So the greatest possible length of PQ is 32
百度试题 结果1 题目In the triangle PQR, (PQ)=a, (PR)=b. M is the midpoint of (PQ) and N lies on (PR) such that (PN): (PR)=1:4. Find in terms of a and b. (QN) 相关知识点: 试题来源: 解析 -a+ 15b 反馈 收藏
百度试题 结果1 题目In triangle PQR, = 5 cm, RQ= cm, and RPQ=60%a Find the length of [ 相关知识点: 试题来源: 解析 4PDa using the cosine 0= + 5-2Xxx5X 49=x+25-5x)C-5-24=0x-8)DC+3)0∴x二803= 反馈 收藏
If the threeanglesand the three sides of atriangleare equal to thecorresponding anglesand thecorresponding sidesof another triangle, then both the triangles are said to becongruent. In Δ PQR and ΔXYZ, as shown below, we can identify that PQ = XY, PR = XZ, and QR = YZ and ∠P = ...
aRight triangle PQR is to be constructed in xy-plane so that the right angle is at P and PR is parallel to the x-axis. The x- and y-coordinates of P< Q, and R are to be integers that satisfy the inequalities-4 正三角形PQR将被修建在X - Y飞机,以便直角在P,并且PR与X轴是平行的...
aFor The Homeless, Every Day Is A Struggle 为无家可归者,每天是奋斗[translate] aRight triangle PQR is to be constructed in the xy-plane so that the right angle is at P and PR is parallel to the x-axis. The x-and y-coordinates of P, Q, and R are to be integers that satisfy ...
5. A triangle PQR was given in which lengths of two sides were given as QR = 12 , PR = 13 and the perimeter of the triangle was 32. Col A: Measure of angle of Q Col B: 90 最后就是让colA和colB比较大小,恩,我不知道这个题目要怎么算出Q, 相关知识点: 试题来源: 解析...
百度试题 结果1 题目 Find the measure of angle Q in triangle ( PQR) given that Q() R=47()^(° ), (QR)=11 m, and (PR)=9.6 m. 相关知识点: 试题来源: 解析 Q≈ 39.7^( ° ) 反馈 收藏
Problem Solving_Right triangle PQR is to be constructed in the xy-plane so that the right angle is at P and is parallel to the x-axis. The x- and y-coordinates of P, Q, and R are to be integers that satisfy the inequalities -4 ≤ x ≤ 5 an