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Question

An equilateral triangle has sides of length 8 cm8\text{ cm}. Find its perpendicular height$

Verified Answer

43 cm4\sqrt{3}\text{ cm}

Explanation & Step-by-Step Solving

Context: Dropping a vertical line bisects the base into two parts of 4 cm4\text{ cm} each. Using Pythagoras' theorem:h=8242=6416=48=16×3=43 cmh = \sqrt{8^2 - 4^2} = \sqrt{64 - 16} = \sqrt{48} = \sqrt{16 \times 3} = 4\sqrt{3}\text{ cm}

Topic Tags

Exam aration and answersWAEC Exam arationJAMB Exam arationacademic problems

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