Thursday
October 2, 2014

Homework Help: Math

Posted by sarah on Friday, June 28, 2013 at 10:39am.

Compute the area of a triangle with a base of 15 cm and an altitude of 10.5 in.

Area (to the nearest tenth) = cm2

I plugged everything into the area formula which is A = (1/2)bh .

A=.5x15x10.5= I got 78.75 rounded 78.8.
The computer keeps saying I am wrong. What am I doing wrong?

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