if the base of right-angled triangle is 10 cm and the hypotenuse is 26cm find its area
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Answer: 120 cm2
Step-by-step explanation:
Right angle triangle
base ^2 + opposite ^2 = hypotenuses ^2
10^2 + opposite ^2 = 26^2
opposite^2 = 26^2 - 10^2
opposite ^2 = 676 -100 = 576
opposite = sq root 576 = 24
Area = 1/2 x base x perpendicular height
= 1/2 x 10 x 24 = 120 cm2
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