In the diagram, PQR is a straight line, QRST is a parallelogram, In the diagram, PQR is a straight line, QRST is a parallelogram, o and o. What type of triangle is (bigtriangleup) PQT? A. An equilateral triangle B. A right-angled triangle C. An isosceles triangle D. A scalene triangle Correct Answer: Option C Explanation `, props: [‘comment’], data() { return {} }, methods: {} }) {{ reply.posted_by.display_name }}:   {{ reply.created_at }}