CAPS · Grade 8 · C
Two right-angled triangles stand back-to-back on a straight base, sharing the altitude drawn perpendicular to the base. The marked hypotenuse measures 25 m, and the two pieces of the base measure 15 m and 21 m. Calculate the length marked s.
An isosceles triangle has an altitude of 5 cm drawn from its apex perpendicular to its base. The base measures 18 cm. Calculate the perimeter of the triangle, correct to two decimal places.
An isosceles triangle has an altitude of 8 m drawn from its apex perpendicular to its base. The base measures 18 m. Calculate the length marked n, correct to two decimal places.
An isosceles triangle has an altitude of 12 mm drawn from its apex perpendicular to its base. The base measures 26 mm. Calculate the perimeter of the triangle, correct to two decimal places.
An isosceles triangle has an altitude of 6 mm drawn from its apex perpendicular to its base. The base measures 8 mm. Calculate the perimeter of the triangle, correct to two decimal places.
An isosceles triangle has an altitude of 14 m drawn from its apex perpendicular to its base. The base measures 20 m. Calculate the length marked u, correct to two decimal places.
An isosceles triangle has an altitude of 17 mm drawn from its apex perpendicular to its base. The base measures 24 mm. Calculate the perimeter of the triangle, correct to two decimal places.
An isosceles triangle has an altitude of 6 cm drawn from its apex perpendicular to its base. The base measures 14 cm. Calculate the perimeter of the triangle, correct to two decimal places.
An isosceles triangle has an altitude of 7 cm drawn from its apex perpendicular to its base. The base measures 12 cm. Calculate the length marked r, correct to two decimal places.
An isosceles triangle has an altitude of 13 m drawn from its apex perpendicular to its base. The base measures 14 m. Calculate the perimeter of the triangle, correct to two decimal places.
An isosceles triangle has an altitude of 10 cm drawn from its apex perpendicular to its base. The base measures 8 cm. Calculate the perimeter of the triangle, correct to two decimal places.
An isosceles triangle has an altitude of 11 m drawn from its apex perpendicular to its base. The base measures 14 m. Calculate the length marked u, correct to two decimal places.