## The height of a triangle is 90 cm. What lengths of the base will make the area at most 500 cm2 a) {b|b≤11.1¯ cm} b) {b|b<11.1¯ cm} c) {b|

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## Answers ( )

The length of the base is b ≤ 11.1 cm.

Solution:Height of the triangle = 90 cm

Area of the triangle is at most 500 cm²

Area of the triangle ≤ 500

b × 45 ≤ 500

Divide by 45 on both sides.

b ≤ 11.11111111 cm

b ≤ 11.1 cmThe length of the base is b ≤ 11.1 cm.