Question

SE VII MATHEMATICS
DATE: 31-03
When the sum of the measures of two angles is 90°, the angles are cal
(a) supplementary angles
(b) complementary angles
(c) adjacent angles
(d) vertically opposite angles
Find the value of r.
50°
110°
(c) 500
(d) 600
(a) 800
(b) 1100
"Under a given correspondence, two triangles are congruent if the
ding sides of the other​

Answer 1

Answer:

answer of first question: complementary angles.