1. It is a triangle with one angle whose measure is more than 90 degrees.
a. acute. c. right
b. obtuse d scalene
2. It is a triangle with no equal sides.
a. acute
b. equiangular
c. equilateral
d. scalene
d. scalene
3. It is a triangle with three angles whose measure is less than 90 degrees each.
a. acute
b. isosceles
c. right
d. right
5. A triangle with three equal sides.
a. acute
b. equilateral
c. obtuse
c. right
d. scalene
d. scalene
6. It is a quadrilateral that has 4 equal sides and 4 right angles.
a. rectangle b. rhombus c square
d. trapezoid
7. A quadrilateral with only one pair of opposite sides that are parallel.
a. rectangle
b. square
c. trapezium d. trapezoid
8. It is a quadrilateral with 2 pairs of parallel sides and its opposite sides are
a. circle
b. hexagon
c. parallelogram d. triangle
d. trapezoid
equal.
9. It is a quadrilateral with no parallel sides.
a. rhombus
b. square
c. trapezium
10. If the sum of all angles in a triangle is 180 degrees, what is the sum of all
angles of a quadrilateral?
a. 350 degrees
b.370 degrees
c. 360 degrees
d. 375 degrees
Answers & Comments
1.b.
2.d.
3.a.
4.d.
5.b. and c
6.c.
7.c.
EXPLANATION:
1.An obtuse-angled triangle is a triangle in which one of the interior angles measures more than 90° degrees.
2.A scalene triangle has three different angles and none of its sides are equal in length.
3.An acute angle triangle is a triangle in which all three interior angles are less than 90 degrees.
4.A scalene triangle has three different angles and none of its sides are equal in length.
5.A square has two pairs of parallel sides, four right angles, and all four sides are equal. It is also a rectangle and a parallelogram. A rhombus is defined as a parallelogram with four equal sides.
6.A parallelogram is a quadrilateral with 2 pairs of parallel opposite and equal sides.
7.The American term for such a quadrilateral is a trapezium, and the British term is a trapezoid. It is a quadrilateral that has no parallel sides.
yan lang po kasi lowbat na po ako hope it helps☺