GESP 1-4级 -- GESP 5-8级 -- CSP-J/S --

A35335. $A triangle has a side length of 9 cm, and the respective height on that side is 6 cm. Find the area of the triangle$

单选题中等

知识点

三角形面积底与高

题目描述

A triangle has a side length of 9 cm, and the respective height on that side is 6 cm. Find the area of the triangle

选项（单选）

A

54cm2

B

90cm2

C

27cm2

D

45cm2

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